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: RSTNVAFMRP0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
703-755 A Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-755 1 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-755 2 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-755 3 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-755 6 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-755 9 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-758 A Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-860 A Herndon VA 9213 VERIZON VIRGINIA, INC. 236      

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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