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: 596

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
540-596 A New Castle VA NWCSVAXAGT0  3029 NEW CASTLE TEL. CO. 244      
540-596 1 New Castle VA NWCSVAXAGT0  3029 NEW CASTLE TEL. CO. 244   2013-06-30   
540-596 2 New Castle VA RONKVALK5MD  4979 SHENTEL COMMUNICATIONS, LLC. - VA 244   2018-03-11   
540-596 3 New Castle VA   624H ONVOY SPECTRUM, LLC 244   2021-12-02   
540-596 4 New Castle VA RONKVALKXGX  624H ONVOY SPECTRUM, LLC 244   2021-05-28   
540-596 5 New Castle VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2020-08-06   
540-596 6 New Castle VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2020-11-03   
540-596 7 New Castle VA RONKVALKX1Z  138E ONVOY, LLC - VA 244   2020-11-03   
540-596 8 New Castle VA RONKVALKX3Z  4644 TELEPORT COMMUNICATIONS AMERICA, LLC - VA 244   2020-11-13   
540-596 9 New Castle VA   624H ONVOY SPECTRUM, LLC 244   2021-12-02   

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

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