Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
413-212 A Pittsfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-230 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-250 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-297 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-301 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-329 A Pittsfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-336 A Amherst (Franklin County) MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-379 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-388 A Chicopee MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-399 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-404 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-406 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-428 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-446 A Pittsfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-468 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-469 A Amherst (Franklin County) MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-522 A Greenfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-561 A Holyoke MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-563 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-626 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-627 A Springfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-695 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-801 A Amherst MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      
413-824 A Greenfield MA 4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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