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.
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OCN: 2295 SILVER STAR TELEPHONE CO., INC.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
208-564 A Alpine ID FRDMWYXCDS2  654      
208-873 A Freedom ID FRDMWYXCDS2  654      
307-244 A Freedom WY FRDMWYXCDS3  654      
307-244 0 Freedom WY   654   2019-07-14   
307-654 A Alpine WY FRDMWYXCDS2  654      
307-883 A Freedom WY FRDMWYXCDS2  654      
307-885 A Afton WY FRDMWYXCDS2  654      

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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