Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 240 [Rate centres in NPA 240] [Dial plan for NPA 240]

NXX: 530

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-530 A Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2024-01-16   
240-530 0 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2016-11-17   
240-530 1 Waldorf MD   515J IP HORIZON LLC 236   2013-09-22   
240-530 2 Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-530 3 Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-530 4 Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-530 5 Waldorf MD WASHDC126MD  964H BARR TELL USA, INC. 236   2016-11-30   
240-530 6 Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   
240-530 7 Waldorf MD WASIDCRG7MD  508J CENTURYLINK COMMUNICATIONS, LLC 236   2014-04-02   
240-530 8 Waldorf MD WASHDC12DS6  568G PEERLESS NETWORK OF MARYLAND, LLC 236   2013-10-26   
240-530 9 Waldorf MD ARTNVAARXJY  2593 CORE COMMUNICATIONS, INC.- MD 236   2018-10-23   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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