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: 328

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-328 A Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 0 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 1 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 2 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 3 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 4 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 5 Rawlins WY CSPRWYESPS1  009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654      
307-328 6 Rawlins WY   145J TERRA NOVA TELECOM INC. 654      
307-328 7 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 8 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      
307-328 9 Rawlins WY RWLNWYMADS0  9636 QWEST CORPORATION 654      

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

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.