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: CSPRWYMAXMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
307-202 A Powell WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-216 A Lusk WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-217 A Buffalo WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-290 A Sundance WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-299 A Gillette WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-351 A Douglas WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-388 A Worland WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-391 A Moorcroft WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-480 A Thermopolis WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-622 A Gillette WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654   2011-01-23   
307-629 A Newcastle WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-660 A Gillette WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-680 A Gillette WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-696 A Gillette WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-899 A Cody WY 6010 NEW CINGULAR WIRELESS PCS, LLC 654      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.