Local Calling Guide

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-226 3 Baltimore MD BLTMMDCH40Z  238      
443-226 4 Baltimore MD BLTMMDCH40Z  238      
443-226 5 Baltimore MD BLTMMDCH40Z  238      
443-226 6 Baltimore MD BLTMMDCH40Z  238      
443-226 7 Baltimore MD BLTMMDCH40Z  238      
443-226 8 Baltimore MD BLTMMDCH40Z  238      
443-226 9 Baltimore MD BLTMMDCH40Z  238      
443-231 8 Essex MD BLTMMDCH40Z  238   2006-08-25   
443-239 5 Easton MD SLBRMDSCXMD  242   2011-04-02   
443-248 1 Baltimore MD BLTMMDCH40Z  238   2007-04-15   
443-248 2 Baltimore MD BLTMMDCH40Z  238   2007-04-15   
443-248 5 Baltimore MD BLTMMDCH40Z  238   2007-06-04   
443-248 6 Baltimore MD BLTMMDCH40Z  238   2007-06-04   
443-248 7 Baltimore MD BLTMMDCH40Z  238   2007-06-16   
443-248 8 Baltimore MD BLTMMDCH40Z  238   2007-06-16   
443-248 9 Baltimore MD BLTMMDCH40Z  238   2007-06-16   
443-250 0 Baltimore MD BLTMMDCH40Z  238      
443-250 1 Baltimore MD BLTMMDCH40Z  238      
443-250 2 Baltimore MD BLTMMDCH40Z  238      
443-250 3 Baltimore MD BLTMMDCH40Z  238      
443-250 4 Baltimore MD BLTMMDCH40Z  238      
443-250 5 Baltimore MD BLTMMDCH40Z  238      
443-250 6 Baltimore MD BLTMMDCH40Z  238      
443-250 7 Baltimore MD BLTMMDCH40Z  238      
443-250 8 Baltimore MD BLTMMDCH40Z  238      
443-250 9 Baltimore MD BLTMMDCH40Z  238      
443-251 6 Catonsville MD BLTMMDCH40Z  238   2014-12-13   
443-251 8 Catonsville MD BLTMMDCH40Z  238   2014-10-10   
443-251 9 Catonsville MD BLTMMDCH40Z  238   2013-12-09   
443-254 A Annapolis MD BLTMMDCH40Z  238      
443-260 9 Salisbury MD SLBRMDSCXMD  242   2011-10-10   
443-264 0 Pikesville MD BLTMMDCH40Z  238   2021-11-04   
443-264 1 Pikesville MD BLTMMDCH40Z  238   2021-11-04   
443-271 0 Baltimore MD BLTMMDCH40Z  238      
443-271 1 Baltimore MD BLTMMDCH40Z  238      
443-271 2 Baltimore MD BLTMMDCH40Z  238      
443-271 3 Baltimore MD BLTMMDCH40Z  238      
443-271 4 Baltimore MD BLTMMDCH40Z  238      
443-271 5 Baltimore MD BLTMMDCH40Z  238      
443-271 6 Baltimore MD BLTMMDCH40Z  238      
443-271 7 Baltimore MD BLTMMDCH40Z  238      
443-271 8 Baltimore MD BLTMMDCH40Z  238      
443-271 9 Baltimore MD BLTMMDCH40Z  238      
443-272 9 Randallstown MD BLTMMDCH40Z  238   2019-04-19   
443-278 3 Baltimore MD BLTMMDCH40Z  238   2004-12-03   
443-278 4 Baltimore MD BLTMMDCH40Z  238   2004-05-13   
443-278 5 Baltimore MD BLTMMDCH40Z  238   2004-05-13   
443-278 6 Baltimore MD BLTMMDCH40Z  238   2004-05-13   
443-303 6 Aberdeen MD BLTMMDCH40Z  236   2011-10-06   
443-303 7 Aberdeen MD BLTMMDCH40Z  236   2010-02-11   

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Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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