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: 668

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
571-668 A Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   
571-668 0 Washington Zone 19 VA   6827 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - VA 236   2021-03-26   
571-668 4 Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   
571-668 5 Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   
571-668 6 Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   
571-668 7 Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   
571-668 8 Washington Zone 19 VA   138E ONVOY, LLC VA 236   2021-03-25   

Last updated: Sun, 04 Apr 2021 19:28:27 UTC

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