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

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-885 5 Houghton SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-885 6 Houghton SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-885 7 Houghton SD   815E JAMES VALLEY WIRELESS, LLC 640      
605-885 8 Houghton SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-885 9 Houghton SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-886 A Watertown SD WTTWSDCODS0  9631 QWEST CORPORATION 640      
605-887 A Mellette SD MLLTSDXARS3  1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 0 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 1 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 2 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 3 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 4 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 5 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 6 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 7 Mellette SD   815E JAMES VALLEY WIRELESS, LLC 640      
605-887 8 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-887 9 Mellette SD   1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-888 A Chamberlain SD SXFLSDCOTMD  162G ONVOY, LLC - SD 640      
605-888 3 Chamberlain SD   162G ONVOY, LLC - SD 640   2025-04-18   
605-888 4 Chamberlain SD   162G ONVOY, LLC - SD 640   2014-04-18   
605-888 5 Chamberlain SD   162G ONVOY, LLC - SD 640   2013-09-15   
605-888 6 Chamberlain SD   162G ONVOY, LLC - SD 640   2013-01-17   
605-888 7 Chamberlain SD   162G ONVOY, LLC - SD 640   2013-01-17   
605-888 8 Chamberlain SD   162G ONVOY, LLC - SD 640   2013-01-18   
605-888 9 Chamberlain SD   162G ONVOY, LLC - SD 640   2014-04-18   
605-889 A Pollock SD HRRDSDXADS1  1685 VALLEY TELECOM COOP. ASSN., INC. 640      
605-890 A Hot Springs SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 0 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 1 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 2 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 3 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 5 Hot Springs SD   145J TERRA NOVA TELECOM INC. 640   2025-08-01   
605-890 6 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-890 9 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 A Hot Springs SD SXFLSDCOX9X  6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 0 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 1 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 3 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 4 Hot Springs SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2017-11-24   
605-891 5 Hot Springs SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2017-11-24   
605-891 7 Hot Springs SD   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 640   2022-05-20   
605-891 8 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-891 9 Hot Springs SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640      
605-892 A Belle Fourche SD BLFRSDCORS1  9631 QWEST CORPORATION 640      
605-892 0 Belle Fourche SD   9631 QWEST CORPORATION 640      
605-892 1 Belle Fourche SD   9631 QWEST CORPORATION 640      
605-892 2 Belle Fourche SD   9631 QWEST CORPORATION 640      
605-892 3 Belle Fourche SD   9631 QWEST CORPORATION 640      
605-892 4 Belle Fourche SD   9631 QWEST CORPORATION 640      
605-892 5 Belle Fourche SD   6569 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - SD 640   2006-07-03   

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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