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
617-417 5 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 6 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-417 7 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-12-08   
617-417 8 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-08-30   
617-417 9 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2002-12-08   
617-433 0 Milton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2013-01-21   
617-435 A Jamaica Plain MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-449 8 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-06-03   
617-459 1 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-459 2 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-459 3 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-459 5 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-459 6 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-459 7 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2005-02-04   
617-460 A Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 0 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 1 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 2 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 3 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 4 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 5 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 6 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 7 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-460 9 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-462 A Dedham MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-470 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-477 7 Jamaica Plain MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2011-10-03   
617-480 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-503 7 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-12-30   
617-510 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-513 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-515 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-528 8 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2009-11-11   
617-530 0 Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-03-02   
617-538 A Waltham MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-543 A Boston MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-582 3 Brookline MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2019-10-18   
617-583 0 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-25   
617-583 2 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-25   
617-583 3 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2010-10-25   
617-584 A Newton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-599 0 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-08-10   
617-599 2 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-09-17   
617-599 3 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2004-09-07   
617-599 8 Cambridge MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2003-08-10   
617-602 2 Roxbury MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2014-09-05   
617-605 A Malden MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      
617-609 A Milton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-02-26   
617-609 9 Milton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128   2024-02-26   
617-610 A Newton MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 128      

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Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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