Local Calling Guide

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

NXX: 746

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-746 A Dulles VA WASHDC12MMD  516J TON80 COMMUNICATIONS, LLC 236      
571-746 0 Dulles VA WASHDC127MD  073H TELNYX LLC 236   2023-02-26   
571-746 1 Dulles VA BTVLMD12CM9  5562 METROPCS, INC. 236   2022-04-21   
571-746 2 Dulles VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-06-29   
571-746 3 Dulles VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-06-29   
571-746 4 Dulles VA VINNVACBAMD  515J IP HORIZON LLC 236   2024-12-26   
571-746 5 Dulles VA WASHDCDP8MD  079F BANDWIDTH.COM CLEC, LLC - VA 236   2024-09-19   
571-746 6 Dulles VA OCQNVAXAVMD  7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2022-08-01   
571-746 7 Dulles VA WASHDC12MMD  516J TON80 COMMUNICATIONS, LLC 236   2022-04-20   
571-746 8 Dulles VA ARTNVAARDS2  275G PEERLESS NETWORK OF VIRGINIA, LLC - VA 236   2022-06-25   
571-746 9 Dulles VA VINNVACBDS0  138E ONVOY, LLC - VA 236   2023-10-16   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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