Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
443-333 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-333 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-02   
443-333 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-04-15   
443-333 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-333 7 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-334 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-10-24   
443-341 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-346 0 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2021-04-19   
443-346 3 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-346 4 Severna Park MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-354 0 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-354 2 Glen Burnie MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-355 6 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-355 7 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-355 9 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-10-20   
443-356 0 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-02   
443-356 1 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-356 2 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-09   
443-356 3 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-07-07   
443-356 5 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2009-06-23   
443-356 7 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-25   
443-364 0 Ellicott City MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-08-27   
443-370 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-370 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-18   
443-370 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-370 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-01-31   
443-378 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-01-13   
443-378 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-01-13   
443-378 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-01-13   
443-379 1 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-08-11   
443-379 2 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-11-16   
443-379 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-11   
443-379 6 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-02-23   
443-379 7 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-11   
443-379 9 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-11   
443-380 9 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-01   
443-381 A Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-381 2 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-01-01   
443-381 3 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-381 4 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-11-24   
443-381 9 Reisterstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-04-05   
443-388 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
443-393 0 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-08   
443-393 1 Columbia MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2025-01-08   
443-406 0 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-02-10   
443-406 5 Elkton MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-02-10   

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Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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