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
443-675 2 Randallstown MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-09-19   
443-676 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-678 3 Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-06-11   
443-679 0 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-22   
443-685 1 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2021-12-24   
443-685 2 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-11-11   
443-685 6 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-04-22   
443-687 1 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-31   
443-687 2 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-31   
443-687 3 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-31   
443-687 4 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-31   
443-687 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2010-05-31   
443-688 2 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-15   
443-688 3 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-15   
443-688 8 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-05-15   
443-691 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-702 1 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2022-07-25   
443-702 6 Armiger-Gibson Island MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-02-10   
443-710 1 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 2 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 3 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 5 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 6 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 7 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-710 9 Catonsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2005-03-19   
443-714 A Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-714 0 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-02-23   
443-714 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2012-02-23   
443-714 2 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 3 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 4 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-28   
443-714 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2011-11-29   
443-714 9 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-01-24   
443-716 5 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-716 6 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2006-05-12   
443-716 8 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2008-07-23   
443-716 9 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2020-12-25   
443-723 5 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-13   
443-723 7 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-13   
443-723 8 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-04-13   
443-725 6 Parkville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2019-02-08   
443-729 6 Woodlawn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-12-17   
443-734 4 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-04-02   
443-734 6 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2018-11-11   
443-734 7 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-734 8 Severn MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2017-05-29   
443-740 6 Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2024-12-31   
443-742 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-756 A Baltimore MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238      
443-758 1 Annapolis MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 238   2014-02-07   

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

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