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: HRNDVA13AMD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
703-230 6 Herndon VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-230 7 Herndon VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-230 9 Herndon VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-334 5 Manassas VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-399 7 Washington Zone 8 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-399 8 Washington Zone 8 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-504 2 Washington Zone 8 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-662 7 Dulles VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-722 5 Arcola VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-743 8 Haymarket VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-752 A Washington Zone 17 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-766 A Washington Zone 19 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      
703-778 A Washington Zone 8 VA 4725 CAVALIER TELEPHONE, LLC - VA 236      

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

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