Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
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Switch: TRTNSDXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-897 A Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 0 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 1 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 2 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 3 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 4 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 5 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 6 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 8 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-897 9 Turton SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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