Local Calling Guide

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OCN: 6855 OMNIPOINT COMMUNICATIONS CAP OPERATIONS, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
443-224 4 Baltimore MD BLTMMDCH40Z  238   2005-06-25   
443-224 5 Baltimore MD BLTMMDCH40Z  238   2005-06-25   
443-224 6 Baltimore MD BLTMMDCH40Z  238   2005-06-25   
443-224 7 Baltimore MD BLTMMDCH40Z  238   2005-06-25   
443-224 8 Baltimore MD BLTMMDCH40Z  238   2004-12-03   
443-225 8 Cambridge MD SLBRMDSCXMD  242   2006-08-24   
443-225 9 Cambridge MD SLBRMDSCXMD  242   2004-03-15   
443-226 A Baltimore MD BLTMMDCH40Z  238      
443-226 0 Baltimore MD BLTMMDCH40Z  238      
443-226 1 Baltimore MD BLTMMDCH40Z  238      
443-226 2 Baltimore MD BLTMMDCH40Z  238      
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   
443-242 8 Sparrows Point MD   238   2025-08-21   
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 A Baltimore MD BLTMMDCH40Z  238      
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      
443-256 0 North East MD   238   2019-07-14   
443-260 9 Salisbury MD SLBRMDSCXMD  242   2011-10-10   
443-261 8 Severna Park MD   238   2010-11-12   
443-261 9 Severna Park MD   238   2010-11-12   
443-264 0 Pikesville MD BLTMMDCH40Z  238   2021-11-04   
443-264 1 Pikesville MD BLTMMDCH40Z  238   2021-11-04   
443-271 A Baltimore MD BLTMMDCH40Z  238      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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