Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 571 [Rate centres in NPA 571] [Dial plan for NPA 571]

NXX: 625

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-625 A Triangle VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-05-10   
571-625 0 Triangle VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2025-05-10   
571-625 1 Triangle VA   138E ONVOY, LLC - VA 236   2026-03-22   
571-625 5 Triangle VA   073H TELNYX LLC 236   2025-07-03   
571-625 8 Triangle VA   079F BANDWIDTH.COM CLEC, LLC - VA 236   2026-06-13   
571-625 9 Triangle VA   138E ONVOY, LLC - VA 236   2026-05-08   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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