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.

NPA: 971 [Rate centres in NPA 971] [Dial plan for NPA 971]

NXX: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-456 A Tillamook OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
971-456 0 Tillamook OR PTLDORWAX7Y  073H TELNYX LLC 672      
971-456 1 Tillamook OR   5820 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - OR 672      
971-456 2 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 3 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 4 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 5 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 6 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 7 Tillamook OR   6529 T-MOBILE USA, INC. 672      
971-456 8 Tillamook OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      
971-456 9 Tillamook OR PTLJORIY0MD  6529 T-MOBILE USA, INC. 672      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.