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: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]

NXX: 464

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-464 A Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 0 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 1 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 2 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 3 Wright WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-464 4 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 5 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 6 Wright WY WRGHWYMARS1  9636 QWEST CORPORATION 654      
307-464 7 Wright WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-464 8 Wright WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-464 9 Wright WY CHYNWYRFDS0  581H AIRUS, INC. - WY 654      

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.