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
240-640 7 Waldorf MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-08-28   
240-640 8 Waldorf MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-640 9 Waldorf MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-03   
240-641 2 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-641 3 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-645 5 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-08-06   
240-645 6 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-08-06   
240-645 7 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2004-08-06   
240-646 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-12-21   
240-646 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-12-21   
240-652 3 Mechanicsville MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2015-09-29   
240-654 A Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-654 2 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-07-10   
240-654 7 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2008-07-17   
240-686 9 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-09-19   
240-690 1 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2017-01-25   
240-701 A Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-701 0 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-16   
240-701 1 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-16   
240-701 2 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-16   
240-701 3 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-16   
240-701 4 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-16   
240-701 5 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-701 6 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-701 7 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-701 8 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-701 9 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-702 4 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-702 5 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-702 6 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2014-11-24   
240-704 A Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-704 0 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-16   
240-704 1 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-704 2 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-704 3 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-704 4 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-704 5 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-02-28   
240-705 A Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-705 0 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 1 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 2 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 3 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 4 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 5 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-705 6 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-706 A Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-706 0 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-706 1 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-23   
240-706 2 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 3 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 4 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 5 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-706 6 Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2010-01-14   
240-709 5 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-03-13   
240-709 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-03-13   
240-713 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-03   
240-715 0 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-12   
240-715 1 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-12-12   
240-731 A Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-736 A Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-736 0 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-07-30   
240-736 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-01-01   
240-736 5 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-01-01   
240-736 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-01-01   
240-736 7 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-10-17   
240-736 8 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-10-17   
240-736 9 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-10-17   
240-750 A Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-750 1 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-06-27   
240-750 2 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-06-27   
240-751 0 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-11-20   
240-751 2 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-07-30   
240-751 3 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-07-30   
240-751 5 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-11-20   
240-751 6 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-11-20   
240-751 7 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-11-20   
240-751 8 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-11-20   
240-753 1 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2022-04-26   
240-753 5 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-08-10   
240-753 8 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2006-08-10   
240-758 A Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-758 0 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-03   
240-758 3 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-22   
240-758 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-22   
240-758 5 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-08-22   
240-758 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-04-29   
240-758 7 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-04-29   
240-758 8 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-04-29   
240-758 9 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2016-04-29   
240-761 A Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-761 3 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-10-17   
240-761 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-10-17   
240-761 5 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-10-17   
240-761 7 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-09-03   
240-761 8 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-09-03   
240-761 9 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-09-03   
240-780 1 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-14   
240-780 6 Gaithersburg MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-06-14   
240-782 1 Damascus MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2025-07-11   
240-782 5 Damascus MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2021-04-09   

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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