Area Code 605 South Dakota - Exchanges, Map and Location
Area Code 605, South Dakota Cities, Neighborhoods and Local Features
Cities in Areacode 605 South Dakota
- Aberdeen
- Pierre
- Rapid City
- Sioux Falls
- Watertown
| Prefix | Usage | Primary City | Carrier |
|---|---|---|---|
| 605-547- | Landline | Alcester | Heartland Telecom Company Of Iowa DBA Enventis |
| 605-870- | Wireless | Holabird | Cellco Partnership DBA Verizon Wireless |
| 605-393- | Landline | Rapid City | Qwest Corporation |
| 605-459- | Landline | Oelrichs | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-689- | Landline | Yankton | Midcontinent Communications |
| 605-920- | Wireless | Deadwood | Cellco Partnership DBA Verizon Wireless |
| 605-445- | Landline | Milbank | Midcontinent Communications |
| 605-673- | Landline | Custer | Vivian Tel Co DBA Golden West Telecommunications |
| 605-780- | Landline | N Sioux City | Knology Of The Plains |
| 605-965- | Landline | Sioux Falls | Knology Of The Plains |
| 605-280- | Wireless | Pierre | New Cingular Wireless PCS - IL |
| 605-635- | Landline | Doland | James Valley Cooperative Telephone Company |
| 605-498- | Landline | Harrisburg | Knology Of The Plains |
| 605-382- | Landline | Conde | James Valley Cooperative Telephone Company |
| 605-677- | Landline | Vermillion | Qwest Corporation |
| 605-413- | Landline | Sioux Falls | Level 3 Communications |
| 605-818- | Landline | Watertown | Rc Communications |
| 605-325- | Landline | Bristol | Venture Communications Cooperative |
| 605-343- | Landline | Rapid City | Qwest Corporation |
| 605-779- | Landline | Delmont | Midstate Communications |
| 605-876- | Landline | Brandt | Interstate Telecom. Coop. - South Dakota |
| 605-226- | Landline | Aberdeen | Qwest Corporation |
| 605-237- | Wireless | Watertown | Cellco Partnership DBA Verizon Wireless |
| 605-879- | Landline | Witten | Vivian Tel Co DBA Golden West Telecommunications |
| 605-645- | Landline | Spearfish | Cellco Partnership DBA Verizon Wireless |
| 605-274- | Landline | Sioux Falls | Midcontinent Communications |
| 605-620- | Landline | Lake Preston | Zayo Group LLC |
| 605-451- | Landline | Wakonda | Midcontinent Communications |
| 605-845- | Landline | Mobridge | West River Telecommunications Coop (mobridge) |
| 605-400- | Wireless | Sioux Falls | Long Lines Wireless |
| 605-594- | Landline | Garretson | Alliance Comm. Cooperative (split Rock) |
| 605-577- | Landline | Eureka | Valley Telecom Cooperative Association |
| 605-718- | Landline | Rapid City | Knology Of The Black Hills |
| 605-751- | Wireless | Beresford | Brookings Municipal Utilities |
| 605-438- | Landline | Milbank | Sstelecom |
| 605-534- | Landline | Colman | Qwest Corporation |
| 605-929- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-767- | Landline | Harrisburg | Knology Of The Plains |
| 605-737- | Landline | Rapid City | Qwest Corporation |
| 605-738- | Landline | Veblen | Rc Communications |
| 605-934- | Landline | Alcester | Alliance Communications Cooperative (baltic) |
| 605-278- | Landline | Ludlow | Consolidated Telcom |
| 605-885- | Landline | Houghton | James Valley Cooperative Telephone Company |
| 605-687- | Landline | Eureka | Dickey Rural Telephone Cooperative |
| 605-579- | Wireless | Howard | New Cingular Wireless PCS - IL |
| 605-574- | Landline | Hill City | Qwest Corporation |
| 605-828- | Wireless | Mission | New Cingular Wireless PCS - IL |
| 605-938- | Landline | Wilmot | Rc Communications |
| 605-397- | Landline | Groton | James Valley Cooperative Telephone Company |
| 605-658- | Landline | Vermillion | Midcontinent Communications |
| 605-450- | Wireless | Redfield | Cellco Partnership DBA Verizon Wireless |
| 605-206- | Wireless | Sturgis | New Cingular Wireless PCS - IL |
| 605-470- | Wireless | Britton | New Cingular Wireless PCS - IL |
| 605-200- | Wireless | Dupree | New Cingular Wireless PCS - IL |
| 605-842- | Landline | Winner | Vivian Tel Co DBA Golden West Telecommunications |
| 605-834- | Landline | Saint Charles | Three River Telephone Company |
| 605-441- | Wireless | Martin | New Cingular Wireless PCS - IL |
| 605-235- | Landline | North Sioux City | Qwest Corporation |
| 605-760- | Wireless | Yankton | Cellco Partnership DBA Verizon Wireless |
| 605-265- | Wireless | Webster | New Cingular Wireless PCS - IL |
| 605-596- | Landline | Tulare | Venture Communications Cooperative |
| 605-264- | Landline | Agar | Venture Communications Cooperative |
| 605-517- | Wireless | Custer | Cellco Partnership DBA Verizon Wireless |
| 605-293- | Landline | Wessington Springs | Midstate Communications |
| 605-609- | Landline | Pierre | Level 3 Communications |
| 605-442- | Landline | Tolstoy | Venture Communications Cooperative |
| 605-727- | Landline | Rapid City | Qwest Corporation |
| 605-354- | Wireless | Huron | Cellco Partnership DBA Verizon Wireless |
| 605-499- | Wireless | Sturgis | Cellco Partnership DBA Verizon Wireless |
| 605-968- | Wireless | Huron | Cellco Partnership DBA Verizon Wireless |
| 605-583- | Landline | Scotland | Vivian Tel Co DBA Golden West Telecommunications |
| 605-291- | Wireless | Madison | Cellco Partnership DBA Verizon Wireless |
| 605-549- | Landline | Spearfish | Bandwidth.com Clec |
| 605-253- | Landline | Alcester | Knology Community Telephone |
| 605-739- | Landline | Faith | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-690- | Wireless | Brookings | New Cingular Wireless PCS - IL |
| 605-569- | Wireless | Belle Fourche | Cellco Partnership DBA Verizon Wireless |
| 605-562- | Landline | Wounded Knee | Native American Telecom - Pine Ridge LLC |
| 605-994- | Landline | Hecla | James Valley Cooperative Telephone Company |
| 605-995- | Landline | Mitchell | Qwest Corporation |
| 605-710- | Landline | Lake Norden | Mcc Telephony Of The Mid-west |
| 605-225- | Landline | Aberdeen | Qwest Corporation |
| 605-263- | Landline | Irene | Knology Community Telephone |
| 605-275- | Landline | Sioux Falls | Midcontinent Communications |
| 605-631- | Wireless | Deadwood | Cellco Partnership DBA Verizon Wireless |
| 605-821- | Wireless | Dupree | New Cingular Wireless PCS - IL |
| 605-480- | Wireless | Madison | New Cingular Wireless PCS - IL |
| 605-463- | Landline | Tabor | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-232- | Landline | North Sioux City | Qwest Corporation |
| 605-217- | Landline | North Sioux City | Fibercom, L.c. |
| 605-322- | Landline | Sioux Falls | Qwest Corporation |
| 605-546- | Landline | Iroquois | Qwest Corporation |
| 605-412- | Wireless | Huron | New Cingular Wireless PCS - IL |
| 605-358- | Landline | Frederick | Dickey Rural Telephone Cooperative |
| 605-285- | Landline | Hosmer | Venture Communications Cooperative |
| 605-755- | Landline | Rapid City | Knology Of The Black Hills |
| 605-432- | Landline | Milbank | Qwest Corporation |
| 605-391- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-676- | Landline | Stockholm | Stockholm - Strandburg Telephone Co. |
| 605-720- | Landline | Sturgis | Knology Of The Black Hills |
| 605-679- | Landline | Sioux Falls | Qwest Corporation |
| 605-254- | Landline | Sioux Falls | AT&T Local |
| 605-350- | Wireless | Huron | New Cingular Wireless PCS - IL |
| 605-231- | Wireless | Sioux Falls | Brookings Municipal Utilities |
| 605-847- | Landline | Lake Preston | Qwest Corporation |
| 605-696- | Landline | Brookings | City Of Brookings Municipal Telephone Dept. |
| 605-571- | Landline | Deadwood | Midcontinent Communications |
| 605-644- | Landline | Spearfish | Qwest Corporation |
| 605-852- | Landline | Holabird | Venture Communications Cooperative |
| 605-924- | Wireless | Milbank | Cellco Partnership DBA Verizon Wireless |
| 605-437- | Landline | Herreid | Valley Telecom Cooperative Association |
| 605-266- | Landline | Hitchcock | Venture Communications Cooperative |
| 605-728- | Wireless | Sioux Falls | Aerial Communications |
| 605-943- | Landline | Ree Heights | Venture Communications Cooperative |
| 605-516- | Wireless | Murdo | Cellco Partnership DBA Verizon Wireless |
| 605-466- | Landline | Isabel | Cheyenne River Sioux Tribal Telephone Auth. |
| 605-233- | Wireless | Clark | New Cingular Wireless PCS - IL |
| 605-702- | Landline | Sturgis | AT&T Local |
| 605-653- | Wireless | Yankton | Bandwidth.com Clec |
| 605-717- | Landline | Spearfish | Knology Of The Black Hills |
| 605-928- | Landline | Parkston | Santel Communications Cooperative-sd |
| 605-324- | Landline | Cresbard | Western Telephone Co. |
| 605-765- | Landline | Gettysburg | Venture Communications Cooperative |
| 605-798- | Landline | Wicksville | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-625- | Landline | Willow Lake | Interstate Telecom. Coop. - South Dakota |
| 605-697- | Landline | Brookings | City Of Brookings Municipal Telephone Dept. |
| 605-627- | Landline | Volga | Qwest Corporation |
| 605-443- | Landline | Whitewood | Midcontinent Communications |
| 605-695- | Wireless | Brookings | Cellco Partnership DBA Verizon Wireless |
| 605-240- | Wireless | Salem | New Cingular Wireless PCS - IL |
| 605-882- | Landline | Watertown | Qwest Corporation |
| 605-539- | Landline | Wessington Springs | Venture Communications Cooperative |
| 605-857- | Wireless | Yankton | New Cingular Wireless PCS - IL |
| 605-756- | Landline | South Shore | Stockholm - Strandburg Telephone Co. |
| 605-692- | Landline | Brookings | City Of Brookings Municipal Telephone Dept. |
| 605-841- | Wireless | Winner | Cellco Partnership DBA Verizon Wireless |
| 605-230- | Wireless | Pierre | New Cingular Wireless PCS - IL |
| 605-769- | Wireless | Gettysburg | Cellco Partnership DBA Verizon Wireless |
| 605-867- | Landline | Pine Ridge | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-999- | Wireless | Mitchell | Cellco Partnership DBA Verizon Wireless |
| 605-783- | Landline | Hazel | Interstate Telecom. Coop. - South Dakota |
| 605-933- | Wireless | Mitchell | New Cingular Wireless PCS - IL |
| 605-797- | Landline | Camp Crook | West River Cooperative Telephone Company |
| 605-461- | Wireless | Huron | Cellco Partnership DBA Verizon Wireless |
| 605-399- | Landline | Rapid City | Qwest Corporation |
| 605-630- | Wireless | Mitchell | Cellco Partnership DBA Verizon Wireless |
| 605-996- | Landline | Mitchell | Qwest Corporation |
| 605-270- | Wireless | Madison | Cellco Partnership DBA Verizon Wireless |
| 605-329- | Landline | Frederick | James Valley Cooperative Telephone Company |
| 605-243- | Landline | Stickney | Midstate Communications |
| 605-244- | Landline | Bison | West River Cooperative Telephone Company |
| 605-533- | Landline | Claire City | Red River Rural Tel Assn DBA Red River Comm - ND |
| 605-487- | Landline | Lake Andes | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-978- | Landline | Sioux Falls | Qwest Corporation |
| 605-379- | Landline | Long Lake | Dickey Rural Telephone Cooperative |
| 605-473- | Landline | Reliance | Vivian Tel Co DBA Golden West Telecommunications |
| 605-675- | Wireless | Vermillion | Brookings Municipal Utilities |
| 605-481- | Wireless | Lake Andes | Cellco Partnership DBA Verizon Wireless |
| 605-336- | Landline | Sioux Falls | Qwest Corporation |
| 605-578- | Landline | Deadwood | Qwest Corporation |
| 605-881- | Wireless | Watertown | New Cingular Wireless PCS - IL |
| 605-595- | Landline | Sioux Falls | AT&T Local |
| 605-378- | Landline | Saint Francis | Qwest Corporation |
| 605-662- | Landline | Edgemont | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-610- | Landline | Sioux Falls | Level 3 Communications |
| 605-859- | Landline | Philip | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-875- | Landline | Harrold | Venture Communications Cooperative |
| 605-732- | Landline | Stickney | Midstate Communications |
| 605-553- | Landline | Sioux Falls | Mcimetro Access Transmission Services LLC |
| 605-542- | Landline | Aurora | Interstate Telecom. Coop. - South Dakota |
| 605-964- | Landline | Eagle Butte | Cheyenne River Sioux Tribal Telephone Auth. |
| 605-724- | Landline | Armour | Armour Independent Tel Co DBA Golden West Telcomm |
| 605-642- | Landline | Spearfish | Qwest Corporation |
| 605-296- | Landline | Canistota | Armour Independent Tel Co DBA Golden West Telcomm |
| 605-973- | Landline | Onida | Venture Communications Cooperative |
| 605-213- | Landline | Harrisburg | Midcontinent Communications |
| 605-484- | Wireless | Rapid City | Cellco Partnership DBA Verizon Wireless |
| 605-509- | Landline | Sioux Falls | Qwest Corporation |
| 605-333- | Landline | Sioux Falls | Qwest Corporation |
| 605-214- | Wireless | Harrisburg | Cellco Partnership DBA Verizon Wireless |
| 605-344- | Landline | Belvidere | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-883- | Landline | Wolsey | Santel Communications Cooperative-sd |
| 605-251- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-833- | Landline | Buffalo Gap | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-292- | Landline | Mitchell | Midcontinent Communications |
| 605-299- | Landline | Mitchell | Level 3 Communications |
| 605-966- | Landline | Jefferson | Jefferson Telephone Co. |
| 605-208- | Wireless | Winner | New Cingular Wireless PCS - IL |
| 605-567- | Landline | Hayes | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-523- | Landline | Canova | Mccook Cooperative Telephone Company |
| 605-586- | Landline | Nunda | Interstate Telecom. Coop. - South Dakota |
| 605-564- | Landline | Lodgepole | Consolidated Telcom |
| 605-941- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-362- | Landline | Sioux Falls | Qwest Corporation |
| 605-312- | Landline | Sioux Falls | Qwest Corporation |
| 605-661- | Wireless | Yankton | New Cingular Wireless PCS - IL |
| 605-345- | Landline | Webster | Interstate Telecom. Coop. - South Dakota |
| 605-927- | Wireless | Sisseton | New Cingular Wireless PCS - IL |
| 605-543- | Landline | Crooks | Alliance Communications Cooperative (baltic) |
| 605-447- | Landline | Onaka | Venture Communications Cooperative |
| 605-340- | Landline | Deadwood | AT&T Local |
| 605-598- | Landline | Faulkton | Western Telephone Co. |
| 605-969- | Landline | Saint Francis | Great Plains Communications |
| 605-289- | Landline | Eureka | Dickey Rural Telephone Cooperative |
| 605-323- | Landline | Sioux Falls | Qwest Corporation |
| 605-209- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-222- | Wireless | Pierre | Cellco Partnership DBA Verizon Wireless |
| 605-990- | Landline | Mitchell | Sancom DBA Mitchell Telecom |
| 605-809- | Wireless | Sioux Falls | Mcimetro Access Transmission Services LLC |
| 605-520- | Wireless | Watertown | New Cingular Wireless PCS - IL |
| 605-541- | Landline | Big Stone City | Midcontinent Communications |
| 605-259- | Landline | White River | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-622- | Landline | Aberdeen | Qwest Corporation |
| 605-563- | Landline | Centerville | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-456- | Landline | Newell | West River Cooperative Telephone Company |
| 605-485- | Landline | Howard | Mccook Cooperative Telephone Company |
| 605-668- | Landline | Yankton | Qwest Corporation |
| 605-664- | Landline | Yankton | Knology Of The Plains |
| 605-428- | Landline | Dell Rapids | Sioux Valley Tel DBA Golden West Telecommunication |
| 605-528- | Landline | Hartford | Union Tel. Co. DBA Golden West Telecommunications |
| 605-893- | Landline | Miller | Midcontinent Communications |
| 605-785- | Landline | Hazel | Interstate Telecom. Coop. - South Dakota |
| 605-483- | Landline | Wentworth | Interstate Telecom. Coop. - South Dakota |
| 605-357- | Landline | Sioux Falls | Qwest Corporation |
| 605-489- | Landline | Chester | Interstate Telecom. Coop. - South Dakota |
| 605-722- | Landline | Spearfish | Knology Of The Black Hills |
| 605-310- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-202- | Wireless | Vermillion | New Cingular Wireless PCS - IL |
| 605-384- | Landline | Wagner | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-248- | Landline | Letcher | Santel Communications Cooperative-sd |
| 605-888- | Landline | Chamberlain | Onvoy |
| 605-298- | Landline | Andover | James Valley Cooperative Telephone Company |
| 605-300- | Wireless | Beresford | New Cingular Wireless PCS - IL |
| 605-529- | Landline | Baltic | Alliance Communications Cooperative (baltic) |
| 605-376- | Wireless | Sioux Falls | Brookings Municipal Utilities |
| 605-273- | Landline | Mc Intosh | Qwest Corporation |
| 605-626- | Landline | Aberdeen | Qwest Corporation |
| 605-319- | Wireless | Mission | New Cingular Wireless PCS - IL |
| 605-394- | Landline | Rapid City | Qwest Corporation |
| 605-741- | Landline | Vermillion | Mcleodusa Telecommunications Services- Sd |
| 605-370- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-633- | Wireless | Flandreau | Cellco Partnership DBA Verizon Wireless |
| 605-647- | Landline | Lennox | Knology Community Telephone |
| 605-371- | Landline | Sioux Falls | Qwest Corporation |
| 605-939- | Landline | Rapid City | AT&T Local |
| 605-257- | Landline | Nisland | West River Cooperative Telephone Company |
| 605-877- | Landline | Rapid City | Qwest Corporation |
| 605-288- | Landline | Batesland | Great Plains Communications |
| 605-374- | Landline | Lemmon | West River Cooperative Telephone Company |
| 605-967- | Landline | Faith | City Of Faith Municipal Telephone Co. |
| 605-220- | Wireless | Pierre | Cellco Partnership DBA Verizon Wireless |
| 605-427- | Landline | Madison | Knology Of The Plains |
| 605-478- | Wireless | Highmore | New Cingular Wireless PCS - IL |
| 605-415- | Landline | Rapid City | Level 3 Communications |
| 605-763- | Landline | Beresford | Beresford Municipal Telephone Co. |
| 605-599- | Landline | Cavour | Qwest Corporation |
| 605-874- | Landline | Clear Lake | Interstate Telecom. Coop. - South Dakota |
| 605-328- | Landline | Sioux Falls | Qwest Corporation |
| 605-290- | Wireless | Aberdeen | Cellco Partnership DBA Verizon Wireless |
| 605-977- | Landline | Sioux Falls | Qwest Corporation |
| 605-538- | Landline | Dupree | Cheyenne River Sioux Tribal Telephone Auth. |
| 605-465- | Landline | Sioux Falls | Midcontinent Communications |
| 605-592- | Wireless | Brookings | New Cingular Wireless PCS - IL |
| 605-750- | Wireless | Lennox | New Cingular Wireless PCS - IL |
| 605-866- | Landline | Reva | West River Cooperative Telephone Company |
| 605-942- | Landline | Plankinton | Sioux Valley Tel DBA Golden West Telecommunication |
| 605-856- | Landline | Mission | Vivian Tel Co DBA Golden West Telecommunications |
| 605-949- | Wireless | Milbank | New Cingular Wireless PCS - IL |
| 605-743- | Landline | Harrisburg | Qwest Corporation |
| 605-496- | Landline | Sioux Falls | Zayo Group LLC |
| 605-660- | Wireless | Yankton | Cellco Partnership DBA Verizon Wireless |
| 605-387- | Landline | Menno | Vivian Tel Co DBA Golden West Telecommunications |
| 605-962- | Landline | Blunt | Venture Communications Cooperative |
| 605-430- | Wireless | Rapid City | Cellco Partnership DBA Verizon Wireless |
| 605-639- | Wireless | Spearfish | Cellco Partnership DBA Verizon Wireless |
| 605-380- | Wireless | Aberdeen | New Cingular Wireless PCS - IL |
| 605-348- | Landline | Rapid City | Qwest Corporation |
| 605-255- | Landline | Hermosa | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-335- | Landline | Sioux Falls | Qwest Corporation |
| 605-500- | Landline | Yankton | Long Lines Wireless |
| 605-321- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-527- | Landline | Artesian | Santel Communications Cooperative-sd |
| 605-762- | Landline | Glenham | Valley Telecom Cooperative Association |
| 605-440- | Wireless | Custer | New Cingular Wireless PCS - IL |
| 605-684- | Landline | Colman | Knology Of The Plains |
| 605-791- | Landline | Rapid City | Midcontinent Communications |
| 605-314- | Wireless | Mc Laughlin | Standing Rock Telecommunications |
| 605-947- | Landline | Waubay | Interstate Telecom. Coop. - South Dakota |
| 605-245- | Landline | Lower Brule | Midstate Communications |
| 605-723- | Landline | Belle Fourche | Knology Of The Black Hills |
| 605-381- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-479- | Landline | Astoria | Interstate Telecom. Coop. - Minnesota |
| 605-730- | Wireless | Chamberlain | New Cingular Wireless PCS - IL |
| 605-654- | Landline | Bonesteel | Vivian Tel Co DBA Golden West Telecommunications |
| 605-823- | Landline | Mc Laughlin | West River Telecommunications Cooperative |
| 605-758- | Landline | Florence | Interstate Telecom. Coop. - South Dakota |
| 605-768- | Landline | Gettysburg | Venture Communications Cooperative |
| 605-906- | Landline | Sioux Falls | Teleport Communications America - Sd - LLC |
| 605-491- | Wireless | Lake Andes | New Cingular Wireless PCS - IL |
| 605-572- | Unknown | Cellco Partnership DBA Verizon Wireless | |
| 605-495- | Landline | Artesian | Santel Communications Cooperative-sd |
| 605-422- | Landline | North Sioux City | Long Lines Metro |
| 605-554- | Landline | Huron | Midcontinent Communications |
| 605-656- | Wireless | Mitchell | Cellco Partnership DBA Verizon Wireless |
| 605-638- | Landline | Vermillion | Qwest Corporation |
| 605-277- | Landline | Aberdeen | Level 3 Communications |
| 605-424- | Landline | Oral | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-565- | Landline | Elk Point | Heartland Telecom Company Of Iowa DBA Enventis |
| 605-429- | Landline | Saint Francis | Great Plains Communications |
| 605-850- | Wireless | Glenham | Cellco Partnership DBA Verizon Wireless |
| 605-897- | Landline | Turton | James Valley Cooperative Telephone Company |
| 605-472- | Landline | Redfield | Qwest Corporation |
| 605-347- | Landline | Sturgis | Qwest Corporation |
| 605-223- | Landline | Pierre | Qwest Corporation |
| 605-869- | Landline | Kennebec | Kennebec Telephone Co. |
| 605-759- | Landline | Sioux Falls | AT&T Local |
| 605-742- | Landline | Sisseton | Venture Communications Cooperative |
| 605-623- | Landline | Revillo | Stockholm - Strandburg Telephone Co. |
| 605-946- | Landline | Armour | Sioux Valley Tel DBA Golden West Telecommunication |
| 605-691- | Wireless | Brookings | Brookings Municipal Utilities |
| 605-477- | Landline | Fort Thompson | Native American Telecom |
| 605-891- | Wireless | Hot Springs | Cellco Partnership DBA Verizon Wireless |
| 605-698- | Landline | Sisseton | Venture Communications Cooperative |
| 605-771- | Wireless | Gettysburg | Cellco Partnership DBA Verizon Wireless |
| 605-386- | Landline | Wall | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-693- | Landline | Brookings | Interstate Telecom. Coop. - South Dakota |
| 605-837- | Landline | Kadoka | Kadoka Tel Co DBA Golden West Telecommunications |
| 605-268- | Wireless | Sisseton | New Cingular Wireless PCS - IL |
| 605-787- | Landline | Black Hawk | Qwest Corporation |
| 605-871- | Wireless | Holabird | Cellco Partnership DBA Verizon Wireless |
| 605-831- | Wireless | Gregory | Cellco Partnership DBA Verizon Wireless |
| 605-747- | Landline | Parmelee | Vivian Tel Co DBA Golden West Telecommunications |
| 605-389- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-224- | Landline | Pierre | Qwest Corporation |
| 605-356- | Landline | Elk Point | Qwest Corporation |
| 605-234- | Landline | Chamberlain | Midstate Telecom |
| 605-731- | Landline | Sioux Falls | Qwest Corporation |
| 605-590- | Wireless | Webster | Cellco Partnership DBA Verizon Wireless |
| 605-302- | Landline | Redfield | Midcontinent Communications |
| 605-260- | Landline | Yankton | Knology Of The Plains |
| 605-407- | Wireless | Martin | New Cingular Wireless PCS - IL |
| 605-559- | Landline | Spearfish | Midcontinent Communications |
| 605-326- | Landline | Viborg | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-795- | Landline | Strandburg | Interstate Telecom. Coop. - South Dakota |
| 605-281- | Wireless | Hosmer | Cellco Partnership DBA Verizon Wireless |
| 605-624- | Landline | Vermillion | Qwest Corporation |
| 605-457- | Landline | Wall | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-734- | Landline | Chamberlain | Qwest Corporation |
| 605-587- | Landline | Fairfax | Northeast Nebraska Telephone Co. |
| 605-408- | Wireless | Harrisburg | New Cingular Wireless PCS - IL |
| 605-582- | Landline | Brandon | Alliance Comm. Cooperative (split Rock) |
| 605-566- | Landline | Lead | Onvoy |
| 605-535- | Landline | Oelrichs | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-864- | Wireless | Flandreau | Cellco Partnership DBA Verizon Wireless |
| 605-388- | Landline | Rapid City | Qwest Corporation |
| 605-215- | Wireless | Sioux Falls | Aerial Communications |
| 605-462- | Landline | Long Valley | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-205- | Wireless | Elk Point | New Cingular Wireless PCS - IL |
| 605-686- | Wireless | Rapid City | Mcc Telephony Of The Mid-west |
| 605-822- | Landline | Saint Francis | Great Plains Communications |
| 605-332- | Landline | Sioux Falls | Qwest Corporation |
| 605-353- | Landline | Huron | Qwest Corporation |
| 605-839- | Wireless | Brandon | New Cingular Wireless PCS - IL |
| 605-892- | Landline | Belle Fourche | Qwest Corporation |
| 605-341- | Landline | Rapid City | Qwest Corporation |
| 605-238- | Landline | Viborg | Knology Community Telephone |
| 605-835- | Landline | Gregory | Vivian Tel Co DBA Golden West Telecommunications |
| 605-744- | Wireless | Lennox | New Cingular Wireless PCS - IL |
| 605-272- | Landline | Clear Lake | Interstate Telecom. Coop. - South Dakota |
| 605-685- | Landline | Martin | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-423- | Landline | Sturgis | Qwest Corporation |
| 605-367- | Landline | Sioux Falls | Qwest Corporation |
| 605-365- | Landline | Dupree | Cheyenne River Sioux Tribal Telephone Auth. |
| 605-552- | Landline | Centerville | Knology Of The Plains |
| 605-873- | Landline | Estelline | Interstate Telecom. Coop. - South Dakota |
| 605-988- | Landline | Sioux Falls | Qwest Corporation |
| 605-784- | Landline | Bradley | Interstate Telecom. Coop. - South Dakota |
| 605-515- | Wireless | Wall | Cellco Partnership DBA Verizon Wireless |
| 605-729- | Landline | Bridgewater | Armour Independent Tel Co DBA Golden West Telcomm |
| 605-246- | Landline | Spencer | Mccook Cooperative Telephone Company |
| 605-672- | Landline | Vermillion | Knology Of The Plains |
| 605-327- | Landline | Viborg | Knology Community Telephone |
| 605-922- | Landline | Elkton | Mcc Telephony Of The Mid-west |
| 605-488- | Wireless | Kadoka | Cellco Partnership DBA Verizon Wireless |
| 605-267- | Landline | Irene | Knology Community Telephone |
| 605-537- | Landline | Rosholt | Venture Communications Cooperative |
| 605-865- | Landline | Timber Lake | Qwest Corporation |
| 605-580- | Wireless | Lead | Cellco Partnership DBA Verizon Wireless |
| 605-757- | Landline | Valley Springs | Alliance Communications Cooperative |
| 605-589- | Landline | Tyndall | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-294- | Landline | Claremont | James Valley Cooperative Telephone Company |
| 605-666- | Landline | Keystone | Fort Randall Telco DBA Mt Rushmore Telephone Co |
| 605-548- | Landline | Baltic | Midcontinent Communications |
| 605-838- | Landline | Sioux Falls | Ymax Communications Corp. |
| 605-770- | Wireless | Mitchell | New Cingular Wireless PCS - IL |
| 605-526- | Landline | Hartford | Union Tel. Co. DBA Golden West Telecommunications |
| 605-247- | Landline | Salem | Mccook Cooperative Telephone Company |
| 605-359- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-433- | Landline | Scenic | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-935- | Landline | Tripp | Santel Communications Cooperative-sd |
| 605-242- | Landline | North Sioux City | Long Lines Metro |
| 605-716- | Landline | Rapid City | Knology Of The Black Hills |
| 605-678- | Landline | Revillo | Farmers Mutual Telephone Co. |
| 605-575- | Landline | Sioux Falls | Qwest Corporation |
| 605-688- | Landline | Brookings | City Of Brookings Municipal Telephone Dept. |
| 605-825- | Landline | Bridgewater | Tri-county Telcom |
| 605-550- | Landline | Mitchell | Level 3 Communications |
| 605-944- | Wireless | Martin | New Cingular Wireless PCS - IL |
| 605-556- | Landline | Madison | Midcontinent Communications |
| 605-651- | Wireless | Brookings | Cellco Partnership DBA Verizon Wireless |
| 605-955- | Landline | Mound City | Valley Telecom Cooperative Association |
| 605-748- | Landline | Mud Butte | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-241- | Landline | Sioux Falls | South Dakota Network |
| 605-887- | Landline | Mellette | James Valley Cooperative Telephone Company |
| 605-334- | Landline | Sioux Falls | Qwest Corporation |
| 605-836- | Wireless | Canton | Mcimetro Access Transmission Services LLC |
| 605-497- | Landline | Wolsey | Midcontinent Communications |
| 605-745- | Landline | Hot Springs | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-286- | Landline | Avon | Vivian Tel Co DBA Golden West Telecommunications |
| 605-339- | Landline | Sioux Falls | Qwest Corporation |
| 605-593- | Landline | Rapid City | Level 3 Communications |
| 605-338- | Landline | Sioux Falls | Qwest Corporation |
| 605-719- | Landline | Rapid City | Knology Of The Black Hills |
| 605-772- | Landline | Howard | Alliance Comm. Cooperative (split Rock) |
| 605-494- | Landline | Pierre | Midcontinent Communications |
| 605-853- | Landline | Miller | Qwest Corporation |
| 605-733- | Landline | Ridgeview | Cheyenne River Sioux Tribal Telephone Auth. |
| 605-637- | Landline | New Effington | Roberts County Telephone Cooperative Assn. |
| 605-377- | Landline | Aberdeen | Qwest Corporation |
| 605-467- | Wireless | Milbank | Cellco Partnership DBA Verizon Wireless |
| 605-793- | Landline | Castlewood | Interstate Telecom. Coop. - South Dakota |
| 605-425- | Landline | Salem | Mccook Cooperative Telephone Company |
| 605-284- | Landline | Eureka | Valley Telecom Cooperative Association |
| 605-366- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-749- | Landline | Custer | Rt Communications |
| 605-880- | Wireless | Watertown | Cellco Partnership DBA Verizon Wireless |
| 605-282- | Wireless | Hosmer | Cellco Partnership DBA Verizon Wireless |
| 605-492- | Landline | Bristol | James Valley Cooperative Telephone Company |
| 605-932- | Landline | Peever | Rc Communications |
| 605-351- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-848- | Wireless | Glenham | Cellco Partnership DBA Verizon Wireless |
| 605-383- | Landline | Frederick | Dickey Rural Telephone Cooperative |
| 605-844- | Wireless | Clark | New Cingular Wireless PCS - IL |
| 605-862- | Landline | Big Stone City | Qwest Corporation |
| 605-346- | Landline | Frederick | Dickey Rural Telephone Cooperative |
| 605-764- | Landline | Canton | Knology Of The Plains |
| 605-474- | Landline | Valley Springs | Alliance Communications Cooperative |
| 605-431- | Wireless | Rapid City | Cellco Partnership DBA Verizon Wireless |
| 605-261- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-945- | Landline | Pierre | Qwest Corporation |
| 605-398- | Landline | Summit | Rc Communications |
| 605-940- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-414- | Landline | Castlewood | Mcc Telephony Of The Mid-west |
| 605-212- | Wireless | Sioux Falls | Cellco Partnership DBA Verizon Wireless |
| 605-349- | Landline | Garretson | Citizens Telecom Co Mn-frontier Citizens Com-mn |
| 605-258- | Landline | Onida | Venture Communications Cooperative |
| 605-681- | Wireless | Sioux Falls | 365 Wireless |
| 605-532- | Landline | Clark | Interstate Telecom. Coop. - South Dakota |
| 605-455- | Landline | Kyle | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-646- | Landline | Rapid City | Bandwidth.com Clec |
| 605-221- | Landline | Sioux Falls | Mcleodusa Telecommunications Services- Sd |
| 605-375- | Landline | Buffalo | West River Cooperative Telephone Company |
| 605-207- | Wireless | Platte | New Cingular Wireless PCS - IL |
| 605-778- | Landline | Kimball | Midstate Communications |
| 605-475- | Landline | Redfield | Northern Valley Communications |
| 605-641- | Wireless | Lead | New Cingular Wireless PCS - IL |
| 605-385- | Landline | Box Elder | Qwest Corporation |
| 605-597- | Landline | Mitchell | Qwest Corporation |
| 605-439- | Landline | Ipswich | Valley Telecom Cooperative Association |
| 605-863- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-454- | Wireless | Martin | New Cingular Wireless PCS - IL |
| 605-444- | Landline | Sioux Falls | Midcontinent Communications |
| 605-851- | Unknown | Cellco Partnership DBA Verizon Wireless | |
| 605-458- | Landline | Wessington | Venture Communications Cooperative |
| 605-210- | Wireless | Belle Fourche | New Cingular Wireless PCS - IL |
| 605-363- | Landline | Humboldt | Sioux Valley Tel DBA Golden West Telecommunication |
| 605-735- | Landline | Britton | Dickey Rural Telephone Cooperative |
| 605-283- | Landline | Hosmer | Valley Telecom Cooperative Association |
| 605-256- | Landline | Madison | Qwest Corporation |
| 605-373- | Landline | Sioux Falls | Qwest Corporation |
| 605-561- | Landline | Sturgis | Midcontinent Communications |
| 605-471- | Wireless | Salem | Cellco Partnership DBA Verizon Wireless |
| 605-434- | Landline | Milbank | Rc Communications |
| 605-530- | Wireless | Colman | New Cingular Wireless PCS - IL |
| 605-269- | Landline | Whitewood | Qwest Corporation |
| 605-218- | Wireless | Isabel | Cellco Partnership DBA Verizon Wireless |
| 605-364- | Landline | Lesterville | Vivian Tel Co DBA Golden West Telecommunications |
| 605-948- | Landline | Java | Venture Communications Cooperative |
| 605-721- | Landline | Rapid City | Knology Of The Black Hills |
| 605-773- | Landline | Pierre | Qwest Corporation |
| 605-544- | Landline | Milesville | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-355- | Landline | Rapid City | Qwest Corporation |
| 605-360- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-726- | Landline | Dante | Midstate Communications |
| 605-832- | Landline | Astoria | Interstate Telecom. Coop. - South Dakota |
| 605-858- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-468- | Wireless | Redfield | Cellco Partnership DBA Verizon Wireless |
| 605-926- | Wireless | Mobridge | New Cingular Wireless PCS - IL |
| 605-372- | Landline | Lennox | Knology Community Telephone |
| 605-997- | Landline | Flandreau | Qwest Corporation |
| 605-956- | Wireless | Watertown | Cellco Partnership DBA Verizon Wireless |
| 605-884- | Landline | Watertown | Qwest Corporation |
| 605-655- | Landline | Yankton | Qwest Corporation |
| 605-449- | Landline | Bridgewater | Tri-county Telcom |
| 605-557- | Landline | Winner | Vivian Tel Co DBA Golden West Telecommunications |
| 605-843- | Landline | Midland | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-854- | Landline | De Smet | Qwest Corporation |
| 605-239- | Landline | Alexandria | Mccook Cooperative Telephone Company |
| 605-540- | Landline | N Sioux City | Level 3 Communications |
| 605-648- | Landline | Marion | Vivian Tel Co DBA Golden West Telecommunications |
| 605-252- | Landline | Aberdeen | AT&T Local |
| 605-899- | Wireless | Martin | New Cingular Wireless PCS - IL |
| 605-227- | Landline | Ethan | Santel Communications Cooperative-sd |
| 605-568- | Landline | Belle Fourche | Midcontinent Communications |
| 605-395- | Landline | Groton | James Valley Cooperative Telephone Company |
| 605-826- | Landline | Nunda | Interstate Telecom. Coop. - South Dakota |
| 605-669- | Landline | Murdo | Vivian Tel Co DBA Golden West Telecommunications |
| 605-591- | Wireless | Lead | Cellco Partnership DBA Verizon Wireless |
| 605-649- | Landline | Selby | Venture Communications Cooperative |
| 605-792- | Landline | Hayti | Mcc Telephony Of The Mid-west |
| 605-889- | Landline | Pollock | Valley Telecom Cooperative Association |
| 605-309- | Landline | Mission | Bandwidth.com Clec |
| 605-482- | Landline | Ramona | Alliance Comm. Cooperative (split Rock) |
| 605-951- | Landline | Sioux Falls | Bandwidth.com Clec |
| 605-993- | Landline | Wall | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-789- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-952- | Landline | Elk Point | Bandwidth.com Clec |
| 605-754- | Landline | New Underwood | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-775- | Landline | Burke | Vivian Tel Co DBA Golden West Telecommunications |
| 605-369- | Landline | Springfield | Vivian Tel Co DBA Golden West Telecommunications |
| 605-295- | Wireless | Pierre | New Cingular Wireless PCS - IL |
| 605-652- | Landline | Claire City | Roberts County Telephone Cooperative Assn. |
| 605-782- | Landline | Sioux Falls | Qwest Corporation |
| 605-297- | Landline | Parker | Knology Community Telephone |
| 605-868- | Wireless | Watertown | Brookings Municipal Utilities |
| 605-680- | Wireless | Kimball | Cellco Partnership DBA Verizon Wireless |
| 605-776- | Landline | Pierre | Qwest Corporation |
| 605-435- | Landline | Waubay | Midcontinent Communications |
| 605-262- | Landline | Aberdeen | Midcontinent Communications |
| 605-279- | Landline | Wall | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-878- | Landline | Watertown | Midcontinent Communications |
| 605-486- | Landline | Roslyn | Venture Communications Cooperative |
| 605-460- | Wireless | Redfield | New Cingular Wireless PCS - IL |
| 605-271- | Landline | Sioux Falls | Midcontinent Communications |
| 605-588- | Landline | Webster | Midcontinent Communications |
| 605-521- | Wireless | Sioux Falls | Brookings Municipal Utilities |
| 605-584- | Landline | Lead | Qwest Corporation |
| 605-925- | Landline | Freeman | Vivian Tel Co DBA Golden West Telecommunications |
| 605-331- | Landline | Sioux Falls | Qwest Corporation |
| 605-236- | Landline | Mount Vernon | Santel Communications Cooperative-sd |
| 605-446- | Landline | Colton | Sioux Valley Tel DBA Golden West Telecommunication |
| 605-249- | Landline | White Lake | Midstate Communications |
| 605-228- | Wireless | Aberdeen | Cellco Partnership DBA Verizon Wireless |
| 605-287- | Landline | Roscoe | Venture Communications Cooperative |
| 605-337- | Landline | Platte | Midstate Communications |
| 605-788- | Landline | Bison | West River Cooperative Telephone Company |
| 605-426- | Landline | Ipswich | Valley Telecom Cooperative Association |
| 605-581- | Unknown | Dakotacomm | |
| 605-469- | Wireless | Lake Andes | Cellco Partnership DBA Verizon Wireless |
| 605-545- | Wireless | Rapid City | New Cingular Wireless PCS - IL |
| 605-987- | Landline | Canton | Qwest Corporation |
| 605-392- | Landline | Orient | Western Telephone Co. |
| 605-895- | Landline | Presho | Kennebec Telephone Co. |
| 605-683- | Landline | Vivian | Vivian Tel Co DBA Golden West Telecommunications |
| 605-396- | Landline | Columbia | James Valley Cooperative Telephone Company |
| 605-861- | Wireless | De Smet | Cellco Partnership DBA Verizon Wireless |
| 605-304- | Landline | White | Mcc Telephony Of The Mid-west |
| 605-573- | Landline | Flandreau | Knology Of The Plains |
| 605-524- | Landline | Morristown | Qwest Corporation |
| 605-306- | Landline | Sioux Falls | Knology Of The Plains |
| 605-490- | Wireless | Sturgis | Cellco Partnership DBA Verizon Wireless |
| 605-849- | Landline | Alpena | Santel Communications Cooperative-sd |
| 605-551- | Wireless | Britton | New Cingular Wireless PCS - IL |
| 605-794- | Landline | Toronto | Interstate Telecom. Coop. - South Dakota |
| 605-204- | Wireless | Miller | New Cingular Wireless PCS - IL |
| 605-725- | Landline | Aberdeen | Northern Valley Communications |
| 605-330- | Landline | Sioux Falls | Qwest Corporation |
| 605-786- | Landline | Black Hawk | Qwest Corporation |
| 605-368- | Landline | Tea | Qwest Corporation |
| 605-201- | Wireless | Sioux Falls | New Cingular Wireless PCS - IL |
| 605-361- | Landline | Sioux Falls | Qwest Corporation |
| 605-301- | Landline | Pierre | AT&T Local |
| 605-628- | Landline | Willow Lake | Interstate Telecom. Coop. - South Dakota |
| 605-352- | Landline | Huron | Qwest Corporation |
| 605-519- | Wireless | Rapid City | Cellco Partnership DBA Verizon Wireless |
| 605-505- | Wireless | Parkston | New Cingular Wireless PCS - IL |
| 605-665- | Landline | Yankton | Qwest Corporation |
| 605-766- | Landline | Viborg | Knology Of The Plains |
| 605-983- | Landline | Arlington | Qwest Corporation |
| 605-860- | Wireless | De Smet | Cellco Partnership DBA Verizon Wireless |
| 605-659- | Wireless | Vermillion | Cellco Partnership DBA Verizon Wireless |
| 605-493- | Landline | Pierpont | Venture Communications Cooperative |
| 605-436- | Landline | Seneca | Venture Communications Cooperative |
| 605-421- | Wireless | Salem | Cellco Partnership DBA Verizon Wireless |
| 605-636- | Landline | Madison | Qwest Corporation |
| 605-448- | Landline | Britton | Venture Communications Cooperative |
| 605-390- | Wireless | Rapid City | Cellco Partnership DBA Verizon Wireless |
| 605-699- | Landline | Belle Fourche | Bandwidth.com Clec |
| 605-761- | Landline | Elk Point | Knology Of The Plains |
| 605-985- | Landline | Enning | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-984- | Landline | Hudson | Alliance Communications Cooperative (baltic) |
| 605-830- | Wireless | Gregory | Cellco Partnership DBA Verizon Wireless |
| 605-694- | Landline | Peever | Valley Telephone Co. |
| 605-632- | Landline | Lake Preston | Mcc Telephony Of The Mid-west |
| 605-342- | Landline | Rapid City | Qwest Corporation |
| 605-957- | Landline | Beresford | Knology Community Telephone |
| 605-855- | Landline | Ralph | Consolidated Telcom |
| 605-613- | Wireless | Platte | New Cingular Wireless PCS - IL |
| 605-464- | Wireless | Tyndall | Cellco Partnership DBA Verizon Wireless |
| 605-216- | Wireless | Aberdeen | New Cingular Wireless PCS - IL |
| 605-229- | Landline | Aberdeen | Qwest Corporation |
| 605-796- | Landline | Woonsocket | Santel Communications Cooperative-sd |
| 605-886- | Landline | Watertown | Qwest Corporation |
| 605-452- | Landline | Wood | Golden West Tel Coop Inc DBA Golden West Telecomm |
| 605-585- | Wireless | N Sioux City | Iowa Wireless Services, Lp |
| 605-781- | Landline | Porcupine | Native American Telecom - Pine Ridge LLC |
| 605-558- | Landline | Canton | Midcontinent Communications |
| 605-894- | Landline | Pukwana | Midstate Communications |
| 605-840- | Wireless | Winner | Cellco Partnership DBA Verizon Wireless |
| 605-890- | Wireless | Hot Springs | Cellco Partnership DBA Verizon Wireless |
| 605-203- | Wireless | Lake Preston | New Cingular Wireless PCS - IL |
| 605-753- | Landline | Watertown | Knology Of The Plains |
| 605-576- | Landline | Ludlow | Consolidated Telcom |
| 605-715- | Landline | Aberdeen | Northern Valley Communications |
| 605-936- | Wireless | Huron | Cellco Partnership DBA Verizon Wireless |
| 605-923- | Landline | Box Elder | Qwest Corporation |
| 605-682- | Wireless | Kimball | Cellco Partnership DBA Verizon Wireless |
| 605-629- | Landline | White | Interstate Telecom. Coop. - South Dakota |
| 605-670- | Wireless | Vermillion | Cellco Partnership DBA Verizon Wireless |