Local Calling Guide

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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 627

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-627 A Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 0 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-02-17   
571-627 1 Leesburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2024-02-19   
571-627 2 Leesburg VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2024-02-19   
571-627 3 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 4 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 5 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 6 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 7 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 8 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   
571-627 9 Leesburg VA FRBGVAFBMMD  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 246   2024-01-20   

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

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