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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
410-818 5 Catonsville MD BLTMMDFMDS0  238      
410-831 6 Salisbury MD SLBRMDSBXUX  242   2012-07-20   
410-843 A Baltimore MD BLTMMDFMDS0  238      
410-849 1 Sherwood Forest MD BLTMMDFMDS0  238   2006-07-31   
410-862 6 Waterloo (Washington DC LATA) MD OCQNVAXAVMD  236   2012-08-27   
410-918 6 Essex MD BLTMMDFMDS0  238      
410-951 A Baltimore MD BLTMMDFMDS0  238      
410-972 A Annapolis MD BLTMMDFMDS0  238      
410-972 0 Annapolis MD BLTMMDFMDS0  238      
410-972 2 Annapolis MD BLTMMDFMDS0  238      
410-972 3 Annapolis MD BLTMMDFMDS0  238      
410-972 4 Annapolis MD BLTMMDFMDS0  238      
443-231 A Essex MD BLTMMDCHCMD  238      
443-231 2 Essex MD BLTMMDCHCMD  238      
443-249 6 Stevensville MD SLBRMDSBXUX  242   2012-07-13   
443-258 6 Easton MD SLBRMDSBXUX  242   2012-07-13   
443-267 A Darlington MD BLTMMDCHCMD  238      
443-267 0 Darlington MD BLTMMDCHCMD  238      
443-272 A Randallstown MD BLTMMDFMDS0  238      
443-272 3 Randallstown MD BLTMMDFMDS0  238      
443-273 A Reisterstown MD CLMAMDNIDS1  238      
443-273 0 Reisterstown MD CLMAMDNIDS1  238      
443-273 9 Reisterstown MD CLMAMDNIDS1  238      
443-292 1 Crofton MD BLTMMDFMDS0  238   2006-07-31   
443-295 2 Prince Frederick MD BLTMMDFMDS0  238   2006-07-31   
443-297 A Arbutus MD BLTMMDFMDS0  238      
443-297 3 Arbutus MD BLTMMDFMDS0  238      
443-301 0 Baltimore MD BLTMMDFMDS0  238   2013-10-01   
443-301 1 Baltimore MD BLTMMDFMDS0  238   2013-10-01   
443-343 A Millersville MD BLTMMDFMDS0  238      
443-343 9 Millersville MD BLTMMDFMDS0  238      
443-348 A Woodlawn MD BLTMMDFMDS0  238      
443-348 1 Woodlawn MD BLTMMDFMDS0  238      
443-348 2 Woodlawn MD BLTMMDFMDS0  238      
443-348 4 Woodlawn MD BLTMMDFMDS0  238      
443-360 A Aberdeen MD BLTMMDCHCMD  236      
443-360 9 Aberdeen MD BLTMMDCHCMD  236      
443-364 A Ellicott City MD CLMAMDNIDS1  238      
443-364 5 Ellicott City MD CLMAMDNIDS1  238      
443-376 A Dundalk MD BLTMMDFMDS0  238      
443-376 0 Dundalk MD BLTMMDFMDS0  238      
443-392 A Baltimore MD BLTMMDFMDS0  238      
443-392 9 Baltimore MD BLTMMDFMDS0  238      
443-402 A Edgewood MD BLTMMDCHCMD  238      
443-402 2 Edgewood MD BLTMMDCHCMD  238   2002-11-18   
443-402 9 Edgewood MD BLTMMDCHCMD  238      
443-406 A Elkton MD BLTMMDCHCMD  238      
443-406 9 Elkton MD BLTMMDCHCMD  238      
443-412 A Churchville MD BLTMMDCHCMD  238      
443-412 2 Churchville MD BLTMMDCHCMD  238   2008-08-24   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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