Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 2589 US LEC OF MARYLAND, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
301-892 4 Washington Zone 4 MD TYCRVA03AMD  236   2010-09-22   
410-226 3 Oxford MD SLBRMDSB8MD  242   2014-05-30   
410-275 6 Cecilton MD SLBRMDSB8MD  242   2014-11-08   
410-291 6 Baltimore MD CLMAMDJTBMD  238   2017-09-02   
410-304 5 Queenstown MD SLBRMDSB8MD  242   2012-07-26   
410-306 7 Aberdeen MD CLMAMDJTAMD  236   2005-03-11   
410-372 6 Towson MD CLMAMDJTAMD  238   2004-11-27   
410-390 4 Ocean City MD SLBRMDSB8MD  242   2012-07-26   
410-394 7 Solomons MD CLMAMDJTAMD  238   2004-02-05   
410-537 9 Baltimore MD CLMAMDJTBMD  238   2016-02-01   
410-600 1 Berlin MD SLBRMDSB8MD  242   2014-09-04   
410-604 7 Stevensville MD SLBRMDSB8MD  242   2013-03-25   
410-621 8 Princess Anne MD SLBRMDSB8MD  242   2014-09-04   
410-635 5 New Windsor MD CLMAMDJTAMD  238   2004-02-05   
410-710 6 Baltimore MD CLMAMDJTAMD  238   2006-01-21   
410-762 2 Glen Burnie MD CLMAMDJTAMD  238   2004-11-27   
410-849 4 Sherwood Forest MD CLMAMDJTAMD  238   2004-02-05   
443-212 A Sparks-Glencoe MD CLMAMDJTAMD  238      
443-212 1 Sparks-Glencoe MD CLMAMDJTAMD  238   2003-03-29   
443-213 7 Pikesville MD CLMAMDJTBMD  238   2016-12-07   
443-228 A Chase MD CLMAMDJTAMD  238      
443-228 0 Chase MD CLMAMDJTAMD  238      
443-228 1 Chase MD CLMAMDJTAMD  238      
443-242 2 Sparrows Point MD CLMAMDJTAMD  238   2007-06-15   
443-258 2 Easton MD SLBRMDSB8MD  242   2012-07-26   
443-259 5 Columbia MD CLMAMDJTBMD  238   2013-09-05   
443-261 1 Severna Park MD CLMAMDJTAMD  238   2002-04-17   
443-261 2 Severna Park MD CLMAMDJTAMD  238   2010-08-06   
443-267 1 Darlington MD CLMAMDJTAMD  238   2004-02-05   
443-278 7 Baltimore MD CLMAMDJTAMD  238   2004-05-15   
443-295 1 Prince Frederick MD BLTMMDCHW29  238   2004-02-05   
443-297 1 Arbutus MD CLMAMDJTAMD  238   2012-05-14   
443-320 7 Baltimore MD CLMAMDJTAMD  238   2012-03-13   
443-327 1 Aberdeen MD CLMAMDJTAMD  236   2002-05-20   
443-332 4 Crofton MD CLMAMDJTAMD  238   2002-07-12   
443-343 1 Millersville MD CLMAMDJTAMD  238   2003-07-12   
443-351 A Odenton MD CLMAMDJTAMD  238      
443-351 0 Odenton MD CLMAMDJTAMD  238      
443-351 1 Odenton MD CLMAMDJTAMD  238      
443-351 2 Odenton MD CLMAMDJTAMD  238      
443-351 3 Odenton MD CLMAMDJTAMD  238      
443-351 9 Odenton MD CLMAMDJTAMD  238      
443-367 4 Columbia MD CLMAMDJTBMD  238   2007-06-15   
443-372 A Edgewood MD CLMAMDJTAMD  238      
443-372 0 Edgewood MD CLMAMDJTAMD  238      
443-372 1 Edgewood MD CLMAMDJTAMD  238      
443-372 2 Edgewood MD CLMAMDJTAMD  238      
443-372 3 Edgewood MD CLMAMDJTAMD  238      
443-372 9 Edgewood MD CLMAMDJTAMD  238      
443-378 3 Baltimore MD CLMAMDJTAMD  238   2006-02-10   

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Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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