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NPA: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

Block: A

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-301 A Pierre SD SXFLSD10EMD  7421 AT&T - LOCAL 640      
605-302 A Redfield SD RDFDSD04RL0  7076 MIDCONTINENT COMMUNICATIONS. - SD 640      
605-303 A Watertown SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-304 A White SD CLLKSDXA0MD  920F MCC TELEPHONY OF THE MID-WEST, LLC - SD 640      
605-305 A Sioux Falls SD SXFLSDPS0MD  073H TELNYX LLC 640      
605-306 A Sioux Falls SD VBRGSDAADS0  7024 CLARITY TELECOM, LLC DBA BLUEPEAK 640      
605-307 A Hill City SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-308 A North Sioux City SD SXCYIA78X9X  6529 T-MOBILE USA, INC. 630      
605-309 A North Valentine SD OMAHNENWXTX  106F BANDWIDTH.COM CLEC, LLC - SD 644      
605-310 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-312 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-313 A Redfield SD RDFDSDAHRS0  6125 NORTHERN VALLEY COMMUNICATIONS, LLC 640      
605-314 A McLaughlin SD SXFLSDCOGMD  374F STANDING ROCK TELECOMMUNICATIONS, INC. 640      
605-315 A Arlington SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-316 A Iroquois SD SXFLSDPSDS1  580H AIRUS, INC. - SD 640      
605-317 A Mitchell SD   162G ONVOY, LLC - SD 640   2025-04-11   
605-318 A Pierre SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-319 A Mission SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-320 A Brookings SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2025-10-03   
605-321 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-322 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-323 A Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-324 A Cresbard SD HGHMSDXADS1  1680 VENTURE COMMUNICATIONS COOPERATIVE 640      
605-325 A Pierpont SD BRTNSDXADS0  1680 VENTURE COMMUNICATIONS COOPERATIVE 640      
605-326 A Viborg SD VBRGSDXARS1  1660 FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE CO 640      
605-327 A Flyger SD LNNXSDXARS1  1652 CLARITY TELECOM, LLC DBA BLUEPEAK 640      
605-328 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-329 A Frederick SD FRDRSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-330 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-331 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-332 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-333 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-334 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-335 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-336 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-337 A Platte SD KMBLSDXADS2  1670 MIDSTATE COMMUNICATIONS, INC. 640      
605-338 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-339 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-340 A Spearfish SD NWUNSDAA1MD  7421 AT&T - LOCAL 640      
605-341 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-342 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-343 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-344 A Belvidere SD WALLSDXADS0  1659 GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMM 640      
605-345 A Webster SD WBSTSDXADS0  1651 INTERSTATE TELECOM COOP, INC. - SD 640      
605-346 A South Ellendale SD ELDLNDXADS0  1611 DICKEY RURAL TEL. COOP. 636      
605-347 A Sturgis SD STRGSDCORS1  9631 QWEST CORPORATION 640      
605-348 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-349 A West Jasper SD JSPRMNXJDS0  1123 CITIZENS TELECOM CO MN-FRONTIER CITIZENS COM-MN 620      
605-350 A Huron SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-351 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-352 A Huron SD HURNSDCODS1  9631 QWEST CORPORATION 640      
605-353 A Huron SD HURNSDCODS1  9631 QWEST CORPORATION 640      
605-354 A Huron SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-355 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-356 A Elk Point SD ELPNSDCORS1  9631 QWEST CORPORATION 640      
605-357 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-358 A South Forbes SD ELDLNDXADS0  1611 DICKEY RURAL TEL. COOP. 636      
605-359 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-360 A Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-361 A Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-362 A Sioux Falls SD SXFLSDSWDS0  9631 QWEST CORPORATION 640      
605-363 A Humboldt SD DLRPSDXADS1  1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-364 A Lesterville SD FRMNSDXADS0  1686 VIVIAN TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS 640      
605-365 A Dupree SD EGBTSDXA964  1647 CHEYENNE RIVER SIOUX TRIBAL TEL. AUTHORITY 640      
605-366 A Sioux Falls SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-367 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-368 A Harrisburg-Tea SD TEA SDCORS1  9631 QWEST CORPORATION 640      
605-369 A Springfield SD FRMNSDXADS0  1686 VIVIAN TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS 640      
605-370 A Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-371 A Sioux Falls SD SXFLSDSERS1  9631 QWEST CORPORATION 640      
605-372 A Worthing SD LNNXSDXARS1  1652 CLARITY TELECOM, LLC DBA BLUEPEAK 640      
605-373 A Sioux Falls SD SXFLSDCODS2  9631 QWEST CORPORATION 640      
605-374 A Lemmon SD BISNSDXADS0  1689 WEST RIVER COOPERATIVE TELEPHONE COMPANY 640      
605-375 A Buffalo SD BISNSDXADS0  1689 WEST RIVER COOPERATIVE TELEPHONE COMPANY 640      
605-376 A Sioux Falls SD SXFLSDCHMMD  6701 AERIAL COMMUNICATIONS, INC. 640      
605-377 A Aberdeen SD ABRDSDCODS0  9631 QWEST CORPORATION 640      
605-378 A North Valentine SD VLNTNENWDS0  9631 QWEST CORPORATION 644      
605-379 A South Nelvik SD VNTRNDXA0MD  1611 DICKEY RURAL TEL. COOP. 638      
605-380 A Aberdeen SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-381 A Rapid City SD RPCYSDCO5MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-382 A Conde SD CONDSDXARS0  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-383 A South Guelph SD ELDLNDXADS0  1611 DICKEY RURAL TEL. COOP. 636      
605-384 A Wagner SD WGNRSDXADS0  1660 FORT RANDALL TELCO DBA MT RUSHMORE TELEPHONE CO 640      
605-385 A Rapid City SD WRWKSDCORS1  9631 QWEST CORPORATION 640      
605-386 A Quinn SD WALLSDXADS0  1659 GOLDEN WEST TEL COOP INC DBA GOLDEN WEST TELECOMM 640      
605-387 A Menno SD FRMNSDXADS0  1686 VIVIAN TEL CO DBA GOLDEN WEST TELECOMMUNICATIONS 640      
605-388 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-389 A Rapid City SD RPCYSDCOGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-390 A Rapid City SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-391 A Rapid City SD RPCYSDCOGMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-392 A Orient SD HGHMSDXADS1  1680 VENTURE COMMUNICATIONS COOPERATIVE 640      
605-393 A Rapid City SD RPVYSDCORS1  9631 QWEST CORPORATION 640      
605-394 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-395 A Ferney SD FRNYSDXARS0  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-396 A Columbia SD CLMASDXARS0  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-397 A Groton SD GRTNSDXADS0  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-398 A Summit SD NWEFSDXADS1  1674 RC TECHNOLOGIES 640      
605-399 A Rapid City SD RPCYSDCODS1  9631 QWEST CORPORATION 640      
605-400 A Sioux Falls SD SXFLSDCONMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640      
605-401 A Sioux Falls SD SXFLSDCOXVX  515J IP HORIZON LLC 640      

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Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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