Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: FRFXVAFF589

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
703-478 1 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-478 8 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-589 A Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      
703-589 1 Washington Zone 19 VA 9213 VERIZON VIRGINIA, INC. 236      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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