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
857-472 4 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-472 8 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-472 9 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 A Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 0 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 1 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 2 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 3 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-498 5 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-11-27   
857-499 A Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 0 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 1 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 2 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2015-10-19   
857-499 3 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-08-01   
857-499 4 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-499 5 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-09-11   
857-499 6 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2016-01-12   
857-499 7 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
857-523 5 Somerville MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-04-25   
857-523 6 Somerville MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-04-25   
857-600 9 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-06-07   
857-663 2 Dorchester MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2017-09-05   
857-701 0 Roxbury MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-09-05   
857-746 6 Brookline MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-10-05   
857-755 8 Quincy MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2023-10-12   
857-756 4 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-06-14   
857-756 6 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-06-14   
857-756 7 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-06-14   
857-756 8 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-03-02   
857-788 3 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-07-22   
857-788 4 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-07-22   
857-788 5 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-07-22   
857-788 6 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-07-22   
857-788 9 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2022-07-22   
857-822 6 Somerville MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2026-06-26   
857-847 8 Dorchester MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2023-09-08   
857-930 3 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-09-22   
857-930 5 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-09-22   
857-944 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 0 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 1 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 2 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 3 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 4 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 5 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 6 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 7 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 8 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-944 9 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-27   
857-961 1 Brighton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-30   

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Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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