South Dakota All Area Codes
Area Codes List: 605
| Prefix | City | Company | Type | Introduced |
| 605200 | Dupree, SD | New Cingular Wireless PCS – IL | Cell Number | 01/21/2003 |
| 605201 | Sioux Falls, SD | New Cingular Wireless PCS – IL | Cell Number | 01/14/2000 |
| 605202 | Vermillion, SD | New Cingular Wireless PCS – IL | Cell Number | 09/23/2002 |
| 605203 | Lake Preston, SD | New Cingular Wireless PCS – IL | Cell Number | 09/23/2002 |
| 605204 | Miller, SD | New Cingular Wireless PCS – IL | Cell Number | 09/23/2002 |
| 605205 | Elk Point, SD | New Cingular Wireless PCS – IL | Cell Number | 03/18/2003 |
| 605206 | Sturgis, SD | New Cingular Wireless PCS – IL | Cell Number | 03/18/2003 |
| 605207 | Platte, SD | New Cingular Wireless PCS – IL | Cell Number | 02/14/2001 |
| 605208 | Winner, SD | New Cingular Wireless PCS – IL | Cell Number | 05/13/2003 |
| 605209 | Rapid City, SD | New Cingular Wireless PCS – IL | Cell Number | 06/30/2001 |
| 605210 | Belle Fourche, SD | New Cingular Wireless PCS – IL | Cell Number | 08/20/2000 |
| 605212 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 11/06/2003 |
| 605213 | Harrisburg, SD | Midcontinent Communications | Landline | 11/07/2003 |
| 605214 | Harrisburg, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 03/18/2004 |
| 605215 | Sioux Falls, SD | Aerial Communications | Cell Number | 12/19/2009 |
| 605216 | Aberdeen, SD | New Cingular Wireless PCS – IL | Cell Number | 10/31/2000 |
| 605217 | North Sioux City, SD | Fibercom, L.c. | Landline | 03/03/2001 |
| 605218 | Isabel, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/17/2013 |
| 605220 | Pierre, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 04/15/1996 |
| 605221 | Sioux Falls, SD | Mcleodusa Telecommunications Services- Sd | Landline | 03/16/2001 |
| 605222 | Pierre, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605223 | Pierre, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605224 | Pierre, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605225 | Aberdeen, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605226 | Aberdeen, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605227 | Ethan, SD | Santel Communications Cooperative-sd | Landline | 02/04/1994 |
| 605228 | Aberdeen, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605229 | Aberdeen, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605230 | Pierre, SD | New Cingular Wireless PCS – IL | Cell Number | 01/21/2003 |
| 605231 | Sioux Falls, SD | Brookings Municipal Utilities | Cell Number | 10/31/2001 |
| 605232 | North Sioux City, SD | Qwest Corporation | Landline | 01/10/1996 |
| 605233 | Clark, SD | New Cingular Wireless PCS – IL | Cell Number | 08/07/2003 |
| 605234 | Chamberlain, SD | Midstate Telecom | Landline | 10/17/2001 |
| 605235 | North Sioux City, SD | Qwest Corporation | Landline | 10/11/1997 |
| 605236 | Mount Vernon, SD | Santel Communications Cooperative-sd | Landline | 02/04/1994 |
| 605237 | Watertown, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/10/1999 |
| 605238 | Viborg, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605239 | Alexandria, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605240 | Salem, SD | New Cingular Wireless PCS – IL | Cell Number | 10/07/2004 |
| 605241 | Sioux Falls, SD | South Dakota Network | Landline | 01/10/1996 |
| 605242 | North Sioux City, SD | Long Lines Metro | Landline | 06/13/2000 |
| 605243 | Stickney, SD | Midstate Communications | Landline | 02/04/1994 |
| 605244 | Bison, SD | West River Cooperative Telephone Company | Landline | 02/04/1994 |
| 605245 | Lower Brule, SD | Midstate Communications | Landline | 02/04/1994 |
| 605246 | Spencer, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605247 | Salem, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605248 | Letcher, SD | Santel Communications Cooperative-sd | Landline | 02/04/1994 |
| 605249 | White Lake, SD | Midstate Communications | Landline | 02/04/1994 |
| 605251 | Sioux Falls, SD | New Cingular Wireless PCS – IL | Cell Number | 05/10/1999 |
| 605252 | Aberdeen, SD | AT&T Local | Landline | 07/22/1999 |
| 605253 | Alcester, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605254 | Sioux Falls, SD | AT&T Local | Landline | 07/22/1999 |
| 605255 | Hermosa, SD | Fort Randall Telco DBA Mt Rushmore Telephone Co | Landline | 02/04/1994 |
| 605256 | Madison, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605257 | Nisland, SD | West River Cooperative Telephone Company | Landline | 02/04/1994 |
| 605258 | Onida, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605259 | White River, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605260 | Yankton, SD | Knology Of The Plains | Landline | 07/22/1999 |
| 605261 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/12/2003 |
| 605262 | Aberdeen, SD | Midcontinent Communications | Landline | 02/18/2003 |
| 605263 | Irene, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605264 | Agar, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605265 | Webster, SD | New Cingular Wireless PCS – IL | Cell Number | 08/08/2003 |
| 605266 | Hitchcock, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605267 | Irene, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605268 | Sisseton, SD | New Cingular Wireless PCS – IL | Cell Number | 01/21/2003 |
| 605269 | Whitewood, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605270 | Madison, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/11/1994 |
| 605271 | Sioux Falls, SD | Midcontinent Communications | Landline | 10/29/2004 |
| 605272 | Clear Lake, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605273 | Mc Intosh, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605274 | Sioux Falls, SD | Midcontinent Communications | Landline | 07/22/1999 |
| 605275 | Sioux Falls, SD | Midcontinent Communications | Landline | 10/02/2002 |
| 605277 | Aberdeen, SD | Level 3 Communications | Landline | 02/10/2003 |
| 605278 | Ludlow, SD | Consolidated Telcom | Landline | 01/10/1996 |
| 605279 | Wall, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605280 | Pierre, SD | New Cingular Wireless PCS – IL | Cell Number | 09/11/1994 |
| 605281 | Hosmer, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/04/1995 |
| 605282 | Hosmer, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605283 | Hosmer, SD | Valley Telecom Cooperative Association | Landline | 02/04/1994 |
| 605284 | Eureka, SD | Valley Telecom Cooperative Association | Landline | 02/04/1994 |
| 605285 | Hosmer, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605286 | Avon, SD | Vivian Tel Co DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605287 | Roscoe, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605288 | Batesland, SD | Great Plains Communications | Landline | 01/10/1996 |
| 605289 | Eureka, SD | Dickey Rural Telephone Cooperative | Landline | 01/10/1996 |
| 605290 | Aberdeen, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605291 | Madison, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605292 | Mitchell, SD | Midcontinent Communications | Landline | 04/30/2004 |
| 605293 | Wessington Springs, SD | Midstate Communications | Landline | 02/04/1994 |
| 605294 | Claremont, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605295 | Pierre, SD | New Cingular Wireless PCS – IL | Cell Number | 10/21/2003 |
| 605296 | Canistota, SD | Armour Independent Tel Co DBA Golden West Telcomm | Landline | 02/04/1994 |
| 605297 | Parker, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605298 | Andover, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605299 | Mitchell, SD | Level 3 Communications | Landline | 02/11/2003 |
| 605300 | Beresford, SD | New Cingular Wireless PCS – IL | Cell Number | 08/07/2003 |
| 605301 | Pierre, SD | AT&T Local | Landline | 02/09/2001 |
| 605302 | Redfield, SD | Midcontinent Communications | Landline | 04/17/2003 |
| 605304 | White, SD | Mcc Telephony Of The Mid-west | Landline | 08/04/2010 |
| 605306 | Sioux Falls, SD | Knology Of The Plains | Landline | 05/07/2001 |
| 605309 | Mission, SD | Bandwidth.com Clec | Landline | 01/14/2014 |
| 605310 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 06/13/2000 |
| 605312 | Sioux Falls, SD | Qwest Corporation | Landline | 10/02/2007 |
| 605314 | Mc Laughlin, SD | Standing Rock Telecommunications | Cell Number | 03/12/2009 |
| 605319 | Mission, SD | New Cingular Wireless PCS – IL | Cell Number | 06/12/2009 |
| 605321 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605322 | Sioux Falls, SD | Qwest Corporation | Landline | 07/01/1996 |
| 605323 | Sioux Falls, SD | Qwest Corporation | Landline | 01/14/2000 |
| 605324 | Cresbard, SD | Western Telephone Co. | Landline | 02/04/1994 |
| 605325 | Bristol, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605326 | Viborg, SD | Fort Randall Telco DBA Mt Rushmore Telephone Co | Landline | 02/04/1994 |
| 605327 | Viborg, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605328 | Sioux Falls, SD | Qwest Corporation | Landline | 08/20/2000 |
| 605329 | Frederick, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605330 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605331 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605332 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605333 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605334 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605335 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605336 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605337 | Platte, SD | Midstate Communications | Landline | 02/04/1994 |
| 605338 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605339 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605340 | Deadwood, SD | AT&T Local | Landline | 02/07/2001 |
| 605341 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605342 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605343 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605344 | Belvidere, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605345 | Webster, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605346 | Frederick, SD | Dickey Rural Telephone Cooperative | Landline | 01/10/1996 |
| 605347 | Sturgis, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605348 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605349 | Garretson, SD | Citizens Telecom Co Mn-frontier Citizens Com-mn | Landline | 01/10/1996 |
| 605350 | Huron, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605351 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/11/1995 |
| 605352 | Huron, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605353 | Huron, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605354 | Huron, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605355 | Rapid City, SD | Qwest Corporation | Landline | 02/11/1995 |
| 605356 | Elk Point, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605357 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605358 | Frederick, SD | Dickey Rural Telephone Cooperative | Landline | 01/10/1996 |
| 605359 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/04/1995 |
| 605360 | Sioux Falls, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605361 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605362 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605363 | Humboldt, SD | Sioux Valley Tel DBA Golden West Telecommunication | Landline | 02/04/1994 |
| 605364 | Lesterville, SD | Vivian Tel Co DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605365 | Dupree, SD | Cheyenne River Sioux Tribal Telephone Auth. | Landline | 02/04/1994 |
| 605366 | Sioux Falls, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605367 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605368 | Tea, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605369 | Springfield, SD | Vivian Tel Co DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605370 | Sioux Falls, SD | New Cingular Wireless PCS – IL | Cell Number | 05/11/2001 |
| 605371 | Sioux Falls, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605372 | Lennox, SD | Knology Community Telephone | Landline | 02/04/1994 |
| 605373 | Sioux Falls, SD | Qwest Corporation | Landline | 07/04/1995 |
| 605374 | Lemmon, SD | West River Cooperative Telephone Company | Landline | 02/04/1994 |
| 605375 | Buffalo, SD | West River Cooperative Telephone Company | Landline | 02/04/1994 |
| 605376 | Sioux Falls, SD | Brookings Municipal Utilities | Cell Number | 08/14/1998 |
| 605377 | Aberdeen, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605378 | Saint Francis, SD | Qwest Corporation | Landline | 01/10/1996 |
| 605379 | Long Lake, SD | Dickey Rural Telephone Cooperative | Landline | 01/10/1996 |
| 605380 | Aberdeen, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605381 | Rapid City, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605382 | Conde, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605383 | Frederick, SD | Dickey Rural Telephone Cooperative | Landline | 01/10/1996 |
| 605384 | Wagner, SD | Fort Randall Telco DBA Mt Rushmore Telephone Co | Landline | 02/04/1994 |
| 605385 | Box Elder, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605386 | Wall, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605387 | Menno, SD | Vivian Tel Co DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605388 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605389 | Rapid City, SD | New Cingular Wireless PCS – IL | Cell Number | 04/15/1996 |
| 605390 | Rapid City, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605391 | Rapid City, SD | New Cingular Wireless PCS – IL | Cell Number | 04/01/1997 |
| 605392 | Orient, SD | Western Telephone Co. | Landline | 02/04/1994 |
| 605393 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605394 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605395 | Groton, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605396 | Columbia, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605397 | Groton, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605398 | Summit, SD | Rc Communications | Landline | 02/04/1994 |
| 605399 | Rapid City, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605400 | Sioux Falls, SD | Long Lines Wireless | Cell Number | 08/20/2007 |
| 605407 | Martin, SD | New Cingular Wireless PCS – IL | Cell Number | 03/02/2009 |
| 605408 | Harrisburg, SD | New Cingular Wireless PCS – IL | Cell Number | 05/27/2003 |
| 605412 | Huron, SD | New Cingular Wireless PCS – IL | Cell Number | 03/11/2009 |
| 605413 | Sioux Falls, SD | Level 3 Communications | Landline | 06/19/2002 |
| 605414 | Castlewood, SD | Mcc Telephony Of The Mid-west | Landline | 08/04/2010 |
| 605415 | Rapid City, SD | Level 3 Communications | Landline | 06/19/2002 |
| 605421 | Salem, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/04/1995 |
| 605422 | North Sioux City, SD | Long Lines Metro | Landline | 01/25/1998 |
| 605423 | Sturgis, SD | Qwest Corporation | Landline | 05/10/1999 |
| 605424 | Oral, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605425 | Salem, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605426 | Ipswich, SD | Valley Telecom Cooperative Association | Landline | 02/04/1994 |
| 605427 | Madison, SD | Knology Of The Plains | Landline | 08/20/2000 |
| 605428 | Dell Rapids, SD | Sioux Valley Tel DBA Golden West Telecommunication | Landline | 02/04/1994 |
| 605429 | Saint Francis, SD | Great Plains Communications | Landline | 08/14/1998 |
| 605430 | Rapid City, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/04/1994 |
| 605431 | Rapid City, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605432 | Milbank, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605433 | Scenic, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605434 | Milbank, SD | Rc Communications | Landline | 06/15/2005 |
| 605435 | Waubay, SD | Midcontinent Communications | Landline | 04/23/2004 |
| 605436 | Seneca, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605437 | Herreid, SD | Valley Telecom Cooperative Association | Landline | 02/04/1994 |
| 605438 | Milbank, SD | Sstelecom | Landline | 05/12/2006 |
| 605439 | Ipswich, SD | Valley Telecom Cooperative Association | Landline | 02/04/1994 |
| 605440 | Custer, SD | New Cingular Wireless PCS – IL | Cell Number | 09/14/2001 |
| 605441 | Martin, SD | New Cingular Wireless PCS – IL | Cell Number | 09/14/2001 |
| 605442 | Tolstoy, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605443 | Whitewood, SD | Midcontinent Communications | Landline | 12/13/2006 |
| 605444 | Sioux Falls, SD | Midcontinent Communications | Landline | 08/31/2006 |
| 605445 | Milbank, SD | Midcontinent Communications | Landline | 07/21/2005 |
| 605446 | Colton, SD | Sioux Valley Tel DBA Golden West Telecommunication | Landline | 02/04/1994 |
| 605447 | Onaka, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605448 | Britton, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605449 | Bridgewater, SD | Tri-county Telcom | Landline | 02/04/1994 |
| 605450 | Redfield, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/11/1994 |
| 605451 | Wakonda, SD | Midcontinent Communications | Landline | 10/09/2007 |
| 605452 | Wood, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605454 | Martin, SD | New Cingular Wireless PCS – IL | Cell Number | 12/03/2004 |
| 605455 | Kyle, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605456 | Newell, SD | West River Cooperative Telephone Company | Landline | 02/04/1994 |
| 605457 | Wall, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605458 | Wessington, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605459 | Oelrichs, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605460 | Redfield, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605461 | Huron, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 07/06/1997 |
| 605462 | Long Valley, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605463 | Tabor, SD | Fort Randall Telco DBA Mt Rushmore Telephone Co | Landline | 02/04/1994 |
| 605464 | Tyndall, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 01/25/1998 |
| 605465 | Sioux Falls, SD | Midcontinent Communications | Landline | 08/17/2009 |
| 605466 | Isabel, SD | Cheyenne River Sioux Tribal Telephone Auth. | Landline | 02/04/1994 |
| 605467 | Milbank, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/11/2004 |
| 605468 | Redfield, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605469 | Lake Andes, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605470 | Britton, SD | New Cingular Wireless PCS – IL | Cell Number | 07/06/2006 |
| 605471 | Salem, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/11/1997 |
| 605472 | Redfield, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605473 | Reliance, SD | Vivian Tel Co DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605474 | Valley Springs, SD | Alliance Communications Cooperative | Landline | 01/10/1996 |
| 605475 | Redfield, SD | Northern Valley Communications | Landline | 09/13/2005 |
| 605477 | Fort Thompson, SD | Native American Telecom | Landline | 06/17/2009 |
| 605478 | Highmore, SD | New Cingular Wireless PCS – IL | Cell Number | 04/22/2005 |
| 605479 | Astoria, SD | Interstate Telecom. Coop. – Minnesota | Landline | 01/10/1996 |
| 605480 | Madison, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605481 | Lake Andes, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 02/11/1995 |
| 605482 | Ramona, SD | Alliance Comm. Cooperative (split Rock) | Landline | 02/04/1994 |
| 605483 | Wentworth, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605484 | Rapid City, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/14/1998 |
| 605485 | Howard, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605486 | Roslyn, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605487 | Lake Andes, SD | Fort Randall Telco DBA Mt Rushmore Telephone Co | Landline | 02/04/1994 |
| 605488 | Kadoka, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 10/09/2003 |
| 605489 | Chester, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605490 | Sturgis, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 04/15/1996 |
| 605491 | Lake Andes, SD | New Cingular Wireless PCS – IL | Cell Number | 10/15/1996 |
| 605492 | Bristol, SD | James Valley Cooperative Telephone Company | Landline | 02/04/1994 |
| 605493 | Pierpont, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605494 | Pierre, SD | Midcontinent Communications | Landline | 03/05/2007 |
| 605495 | Artesian, SD | Santel Communications Cooperative-sd | Landline | 02/04/1994 |
| 605496 | Sioux Falls, SD | Zayo Group LLC | Landline | 12/17/2008 |
| 605497 | Wolsey, SD | Midcontinent Communications | Landline | 09/25/2007 |
| 605498 | Harrisburg, SD | Knology Of The Plains | Landline | 04/01/1997 |
| 605499 | Sturgis, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 09/11/1994 |
| 605500 | Yankton, SD | Long Lines Wireless | Landline | 12/04/2006 |
| 605505 | Parkston, SD | New Cingular Wireless PCS – IL | Cell Number | 10/31/2005 |
| 605509 | Sioux Falls, SD | Qwest Corporation | Landline | 06/30/2001 |
| 605515 | Wall, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/13/2003 |
| 605516 | Murdo, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/13/2003 |
| 605517 | Custer, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 08/13/2003 |
| 605519 | Rapid City, SD | Cellco Partnership DBA Verizon Wireless | Cell Number | 05/08/2012 |
| 605520 | Watertown, SD | New Cingular Wireless PCS – IL | Cell Number | 07/22/1999 |
| 605521 | Sioux Falls, SD | Brookings Municipal Utilities | Cell Number | 09/26/2001 |
| 605523 | Canova, SD | Mccook Cooperative Telephone Company | Landline | 02/04/1994 |
| 605524 | Morristown, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605526 | Hartford, SD | Union Tel. Co. DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605527 | Artesian, SD | Santel Communications Cooperative-sd | Landline | 02/04/1994 |
| 605528 | Hartford, SD | Union Tel. Co. DBA Golden West Telecommunications | Landline | 02/04/1994 |
| 605529 | Baltic, SD | Alliance Communications Cooperative (baltic) | Landline | 02/04/1994 |
| 605530 | Colman, SD | New Cingular Wireless PCS – IL | Cell Number | 02/04/1994 |
| 605532 | Clark, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605533 | Claire City, SD | Red River Rural Tel Assn DBA Red River Comm – ND | Landline | 01/10/1996 |
| 605534 | Colman, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605535 | Oelrichs, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605537 | Rosholt, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605538 | Dupree, SD | Cheyenne River Sioux Tribal Telephone Auth. | Landline | 02/04/1994 |
| 605539 | Wessington Springs, SD | Venture Communications Cooperative | Landline | 02/04/1994 |
| 605540 | N Sioux City, SD | Level 3 Communications | Landline | 12/28/2006 |
| 605541 | Big Stone City, SD | Midcontinent Communications | Landline | 07/09/2008 |
| 605542 | Aurora, SD | Interstate Telecom. Coop. – South Dakota | Landline | 02/04/1994 |
| 605543 | Crooks, SD | Alliance Communications Cooperative (baltic) | Landline | 02/04/1994 |
| 605544 | Milesville, SD | Golden West Tel Coop Inc DBA Golden West Telecomm | Landline | 02/04/1994 |
| 605545 | Rapid City, SD | New Cingular Wireless PCS – IL | Cell Number | 01/16/2001 |
| 605546 | Iroquois, SD | Qwest Corporation | Landline | 02/04/1994 |
| 605547 | Alcester, SD | Heartland Telecom Company Of Iowa DBA Enventis | Landline | 01/10/1996 |
