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.

OCN: 538H WIDE VOICE, LLC - DC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
202-666 A Washington Zone 1 DC WASHDCSWFMD  236      
202-666 6 Washington Zone 1 DC WASHDCSWFMD  236      
202-851 A Washington Zone 1 DC WASHDCSWFMD  236      
202-851 1 Washington Zone 1 DC WASHDCSWFMD  236      
202-902 A Washington Zone 1 DC WASHDCSWJMD  236      
202-902 1 Washington Zone 1 DC WASHDCSWJMD  236      
202-988 8 Washington Zone 1 DC WASHDCSWFMD  236      
771-333 A Washington Zone 1 DC WASHDCSWFMD  236      
771-333 3 Washington Zone 1 DC WASHDCSWFMD  236      
771-888 A Washington Zone 1 DC WASHDCSWJMD  236      
771-888 8 Washington Zone 1 DC WASHDCSWJMD  236      

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

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