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: ALXNVACNDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
571-273 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
571-452 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-212 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-274 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-370 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-461 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-504 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-571 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-617 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-693 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-751 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      
703-823 A Washington Zone 8 VA 9213 VERIZON VIRGINIA, INC. 236      

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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