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.

NPA: 413 [Rate centres in NPA 413] [Dial plan for NPA 413]

NXX: 512

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-512 A Greenfield MA SPFDMAXLDMD  3370 CTC COMMUNICATIONS CORP. - MA 126      
413-512 0 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2002-12-09   
413-512 1 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2005-04-30   
413-512 2 Greenfield MA SPFDMAWOXXX  2899 BROADVIEW NETWORKS, INC. - MA 126   2007-05-31   
413-512 3 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2009-03-26   
413-512 4 Greenfield MA SPFDMAWOXCY  5562 METROPCS, INC. 126   2021-10-13   
413-512 5 Greenfield MA SPFDMAWOX4Y  671J U.S. TELEPACIFIC CORP. DBA TPX COMMUNICATIONS 126   2012-01-18   
413-512 6 Greenfield MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-512 7 Greenfield MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2014-10-02   
413-512 8 Greenfield MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2014-10-02   
413-512 9 Greenfield MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2002-12-09   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.