Local Calling Guide

Area code/prefix search

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OCN: 7325 TELEPORT COMMUNICATIONS AMERICA, LLC - MD

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
240-284 7 Frostburg MD   240   2014-10-27   
240-288 6 Thurmont MD   240   2012-07-20   
240-307 6 Emmitsburg MD   240   2014-04-20   
240-341 6 Buckeystown MD   240   2012-07-13   
240-382 A Hagerstown MD FRDRMDFRXAX  240   2009-08-10   
240-382 6 Hagerstown MD   240   2009-08-10   
240-803 6 Cumberland MD   240   2014-02-18   
240-859 6 Ashton (Baltimore LATA) MD   238   2016-12-09   
240-908 6 Walkersville MD   240   2019-04-22   
240-972 6 Laurel (Baltimore LATA) MD   238   2016-03-21   
240-985 6 Williamsport MD   240   2018-03-19   
301-359 8 Westernport MD   240   2015-03-20   
301-378 7 Frederick MD   240   2012-09-10   
301-463 9 Lonaconing MD   240   2012-03-26   
301-612 A Washington Zone 14 (Baltimore LATA) MD BLTMMDCHCMD  238   2012-12-09   
301-612 6 Washington Zone 14 (Baltimore LATA) MD   238   2012-12-09   
301-703 6 Mount Airy MD   240   2013-06-10   
301-835 6 Frederick MD   240   2019-04-11   
301-859 2 Oakland MD   240   2019-04-22   
301-969 7 Brunswick MD   240   2014-10-20   
410-275 7 Cecilton MD   242   2014-10-20   
410-316 3 Cockeysville MD   238      
410-316 4 Cockeysville MD   238      
410-390 A Ocean City MD SLBRMDSBXUX  242   2009-08-10   
410-390 6 Ocean City MD   242   2009-08-10   
410-423 A Columbia MD BLTMMDFMDS0  238      
410-427 A Towson MD BLTMMDFMDS0  238      
410-482 1 Greensboro MD   242   2014-10-20   
410-510 A Fork MD BLTMMDFMDS0  238      
410-510 0 Fork MD   238      
410-510 1 Fork MD   238      
410-513 A Parkville MD BLTMMDFMDS0  238      
410-513 0 Parkville MD   238      
410-513 1 Parkville MD   238      
410-513 2 Parkville MD   238      
410-513 3 Parkville MD   238      
410-559 A Pikesville MD BLTMMDFMDS0  238      
410-559 0 Pikesville MD   238      
410-559 2 Pikesville MD   238      
410-559 3 Pikesville MD   238      
410-559 5 Pikesville MD   238      
410-559 8 Pikesville MD   238      
410-564 A Elkridge MD BLTMMDFMDS0  238      
410-564 0 Elkridge MD   238      
410-564 2 Elkridge MD   238      
410-564 5 Elkridge MD   238      
410-565 5 Arbutus MD   238   2007-10-22   
410-568 A Cockeysville MD BLTMMDFMDS0  238      
410-568 0 Cockeysville MD   238      
410-568 1 Cockeysville MD   238      

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

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