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: 427

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-427 A Waldorf MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-427 0 Waldorf MD WASHDC12KMD  145J TERRA NOVA TELECOM INC. 236   2023-07-26   
240-427 1 Waldorf MD TYCRVA03AMD  2589 US LEC OF MARYLAND, INC. 236   2002-04-26   
240-427 2 Waldorf MD BTVLMD127MD  5562 METROPCS, INC. 236   2004-02-28   
240-427 3 Waldorf MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-05-11   
240-427 4 Waldorf MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236   2005-05-11   
240-427 5 Waldorf MD WASHDCDP8MD  071F BANDWIDTH.COM CLEC, LLC - MD 236   2010-11-22   
240-427 6 Waldorf MD BTVLMD127MD  5562 METROPCS, INC. 236   2005-07-29   
240-427 7 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-03-04   
240-427 8 Waldorf MD WASKDCFNAMD  6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2006-03-04   
240-427 9 Waldorf MD WASKDCFNPS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      

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

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