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
443-817 8 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2015-01-12   
443-818 0 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-10-01   
443-818 1 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-07-01   
443-818 2 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-07-01   
443-818 3 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-08-22   
443-818 4 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-08-22   
443-818 7 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-10-01   
443-818 8 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2013-11-22   
443-819 4 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-08-22   
443-819 5 Bel Air MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2016-12-12   
443-821 1 Westminster MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-11   
443-821 2 Westminster MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-10-27   
443-823 2 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-11-27   
443-823 3 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-11-27   
443-823 4 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-11-27   
443-823 5 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-11-27   
443-823 6 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-11-27   
443-823 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-02-21   
443-823 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-02-21   
443-824 1 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-08-11   
443-824 5 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-08-11   
443-824 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-08-11   
443-824 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-08-11   
443-831 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-834 0 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-16   
443-834 1 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-09-04   
443-836 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-26   
443-838 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-839 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-08-26   
443-840 A Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-840 0 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-06-18   
443-841 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-16   
443-846 A Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-846 1 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 2 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 3 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 4 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 5 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 6 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-846 9 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-02-04   
443-847 2 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-02-20   
443-847 3 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-02-20   
443-847 5 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-28   
443-847 6 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-28   
443-847 7 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-28   
443-847 8 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-28   
443-847 9 Towson MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2007-05-28   
443-851 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-04-27   

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

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