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
443-851 4 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-27   
443-851 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-27   
443-851 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-27   
443-851 8 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-27   
443-852 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-852 7 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-860 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-860 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-18   
443-869 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-26   
443-869 9 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-26   
443-874 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2026-03-22   
443-875 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-875 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-875 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-03-10   
443-875 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-10-17   
443-875 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-10-17   
443-875 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-10-17   
443-875 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-11-16   
443-875 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-11-16   
443-875 9 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-03-10   
443-877 2 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-10-16   
443-877 7 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-05-02   
443-877 8 North East MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-01-08   
443-879 4 Dundalk MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-11-11   
443-893 1 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-01   
443-895 2 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 3 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 5 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 6 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-895 9 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-08-06   
443-897 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-897 0 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-06-11   
443-897 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-06-11   
443-897 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-06-11   
443-897 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-06-11   
443-898 3 Pikesville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-08-28   
443-903 6 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-903 7 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-905 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-905 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-905 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-01-03   

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Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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