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
240-581 A Laurel MD WASHDCSWXCY  4989 PAETEC COMMUNICATIONS, INC. - DC 236      
240-581 0 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2005-12-03   
240-581 1 Laurel MD   4989 PAETEC COMMUNICATIONS, INC. - DC 236      
240-581 2 Laurel MD   6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC DBA T-MOBILE USA 236   2008-02-04   
240-581 3 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-07-03   
240-581 4 Laurel MD   6395 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MD 236   2008-08-01   
240-581 5 Laurel MD   2589 US LEC OF MARYLAND, INC. 236   2009-06-12   
240-581 6 Laurel MD   9212 VERIZON MARYLAND, INC. 236   2008-07-21   
240-581 7 Laurel MD   9212 VERIZON MARYLAND, INC. 236   2008-07-21   
240-581 8 Laurel MD   6119 LEVEL 3 COMMUNICATIONS, LLC - MD 236   2009-08-13   
240-581 9 Laurel MD   4989 PAETEC COMMUNICATIONS, INC. - DC 236      

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

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