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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
240-264 A Laurel MD MRKKMDMKDS0  9212 VERIZON MARYLAND, INC. 236      
240-264 0 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2007-02-08   
240-264 1 Laurel MD   9212 VERIZON MARYLAND, INC. 236      
240-264 2 Laurel MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 3 Laurel MD   9212 VERIZON MARYLAND, INC. 236      
240-264 4 Laurel MD   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 236      
240-264 5 Laurel MD   4773 XO MARYLAND, LLC 236   2006-10-27   
240-264 6 Laurel MD   107D COMCAST PHONE OF NORTHERN MARYLAND, INC. - MD 236   2005-07-25   
240-264 7 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2007-05-12   
240-264 8 Laurel MD   9212 VERIZON MARYLAND, INC. 236      
240-264 9 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2010-09-24   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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