Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: FRDRSDXARS3

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-329 A Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 0 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 1 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 2 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 3 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 4 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 5 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 6 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 8 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      
605-329 9 Frederick SD 1664 JAMES VALLEY COOPERATIVE TELEPHONE COMPANY 640      

Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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