Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-395 A Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 0 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 1 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 2 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 3 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 4 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 5 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 6 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 8 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-395 9 Ferney SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      

Last updated: Mon, 15 Sep 2025 02:24:40 UTC

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