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: 714

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-714 A Warrenton VA LSBGVA151MD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246      
540-714 0 Warrenton VA   318J COMCAST IP PHONE, LLC 246   2021-09-11   
540-714 1 Warrenton VA   318J COMCAST IP PHONE, LLC 246   2021-09-11   
540-714 2 Warrenton VA   138E ONVOY, LLC - VA 246   2022-02-12   
540-714 3 Warrenton VA   624H ONVOY SPECTRUM, LLC 246   2022-02-13   
540-714 4 Warrenton VA   624H ONVOY SPECTRUM, LLC 246   2021-12-11   
540-714 5 Warrenton VA   624H ONVOY SPECTRUM, LLC 246   2021-12-11   
540-714 6 Warrenton VA   624H ONVOY SPECTRUM, LLC 246   2022-02-13   
540-714 7 Warrenton VA   624H ONVOY SPECTRUM, LLC 246   2021-05-28   
540-714 8 Warrenton VA   145J TERRA NOVA TELECOM INC. 246   2024-10-12   
540-714 9 Warrenton VA   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 246   2021-01-07   

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

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