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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Switch: WASHDCMORP0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
202-222 A Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 1 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 2 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 3 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 4 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 6 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 7 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-222 9 Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-458 A Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-473 A Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      
202-522 A Washington Zone 1 DC 9211 VERIZON WASHINGTON DC, INC. 236      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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