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: 630

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-630 A Washington Zone 17 VA   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-04-27   
571-630 0 Washington Zone 17 VA   624H ONVOY SPECTRUM, LLC 236   2024-05-01   
571-630 1 Washington Zone 17 VA   624H ONVOY SPECTRUM, LLC 236   2024-05-01   
571-630 2 Washington Zone 17 VA   624H ONVOY SPECTRUM, LLC 236   2024-05-01   
571-630 3 Washington Zone 17 VA   138E ONVOY, LLC - VA 236   2024-05-01   
571-630 4 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2024-05-01   
571-630 5 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2024-06-01   
571-630 6 Washington Zone 17 VA   490J DISH WIRELESS, LLC 236   2024-07-07   
571-630 7 Washington Zone 17 VA   7529 TELEPORT COMMUNICATIONS AMERICA, LLC - DC 236   2024-04-29   
571-630 8 Washington Zone 17 VA   624H ONVOY SPECTRUM, LLC 236   2024-05-01   
571-630 9 Washington Zone 17 VA   624H ONVOY SPECTRUM, LLC 236   2024-05-01   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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