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
240-515 1 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-515 4 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-515 5 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-515 6 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-515 7 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-515 8 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2005-03-24   
240-518 5 Waldorf MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-02-07   
240-519 A Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-519 0 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-09-02   
240-519 1 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-09-02   
240-519 2 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-519 3 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-519 4 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-519 5 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-01-11   
240-519 6 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-09-02   
240-519 7 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-09-02   
240-519 8 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-06-12   
240-521 A Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-521 0 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-06-11   
240-521 1 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-04-23   
240-521 2 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-10-13   
240-521 3 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-06-11   
240-521 4 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-06-11   
240-521 5 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-04-23   
240-521 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-03-12   
240-521 7 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-03-12   
240-521 8 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-03-12   
240-521 9 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2018-03-12   
240-524 0 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2019-08-01   
240-524 1 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2019-08-01   
240-524 2 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-04-14   
240-524 3 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-04-14   
240-524 6 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-04-14   
240-524 8 Laurel MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2020-04-14   
240-535 A Washington Zone 3 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-541 A Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-541 2 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2023-09-02   
240-541 3 Washington Zone 2 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2024-02-10   
240-550 A Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      
240-550 0 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 1 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 2 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 3 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 4 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 5 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 6 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 7 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 8 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-550 9 Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236   2009-05-17   
240-551 A Washington Zone 10 MD 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 236      

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

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