Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 540 [Rate centres in NPA 540] [Dial plan for NPA 540]

NXX: 210

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-210 A Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246      
540-210 0 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-06-05   
540-210 1 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-06-05   
540-210 2 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-11-07   
540-210 3 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-11-07   
540-210 4 Calverton VA WNCHVAWC8MD  624H ONVOY SPECTRUM, LLC 246   2021-05-28   
540-210 5 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-03-21   
540-210 6 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-03-21   
540-210 7 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-03-21   
540-210 8 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2020-03-21   
540-210 9 Calverton VA CLPPVACURMD  138E ONVOY, LLC - VA 246   2021-07-25   

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

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