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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: DLRPSDXADS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
605-363 A Humboldt SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 A Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 0 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 1 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 2 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 3 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 4 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 5 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 6 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 7 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-428 9 Dell Rapids SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 A Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 0 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 1 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 2 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 3 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 4 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 5 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 6 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 7 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-446 9 Colton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-942 A Plankinton SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      
605-946 A Corsica SD 1677 SIOUX VALLEY TEL DBA GOLDEN WEST TELECOMMUNICATION 640      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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