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: 584

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-584 A Grottoes VA HRBGVAXAXAX  079F BANDWIDTH.COM CLEC, LLC - VA 927      
540-584 0 Grottoes VA   079F BANDWIDTH.COM CLEC, LLC - VA 927   2019-07-01   
540-584 1 Grottoes VA   138E ONVOY, LLC - VA 927   2019-07-03   
540-584 2 Grottoes VA   138E ONVOY, LLC - VA 927   2021-07-24   
540-584 3 Grottoes VA   318J COMCAST IP PHONE, LLC 927   2021-03-12   
540-584 4 Grottoes VA   138E ONVOY, LLC - VA 927   2020-11-05   
540-584 5 Grottoes VA   138E ONVOY, LLC - VA 927   2020-11-05   
540-584 6 Grottoes VA   4979 SHENTEL COMMUNICATIONS, LLC. - VA 927   2021-10-14   
540-584 8 Grottoes VA   138E ONVOY, LLC - VA 927   2019-07-03   
540-584 9 Grottoes VA   624H ONVOY SPECTRUM, LLC 927   2023-04-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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