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: 253

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
971-253 A Stafford-Sandy OR PTLJORIY1MD  5562 METROPCS, INC. 672      
971-253 0 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 1 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 2 Stafford-Sandy OR PTLGORIA7MD  3234 LEVEL 3 COMMUNICATIONS, LLC - OR 672      
971-253 3 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 4 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 5 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 6 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 7 Stafford-Sandy OR PTLDORWADS2  750E ONVOY, LLC - OR 672      
971-253 8 Stafford-Sandy OR PTLJORIY1MD  5562 METROPCS, INC. 672      
971-253 9 Stafford-Sandy OR PTLJORIY1MD  5562 METROPCS, INC. 672      

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.