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: 378

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-378 A Chicopee MA CHCPMAWERS1  9102 VERIZON NEW ENGLAND INC. 126      
413-378 0 Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2014-10-10   
413-378 1 Chicopee MA CHCPMAWERS1  9102 VERIZON NEW ENGLAND INC. 126      
413-378 2 Chicopee MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2015-11-06   
413-378 3 Chicopee MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2014-10-03   
413-378 4 Chicopee MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2015-05-29   
413-378 5 Chicopee MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2016-10-03   
413-378 7 Chicopee MA SPFDMAWOCMD  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 126   2014-12-01   
413-378 8 Chicopee MA SPFDMAWOXCY  6889 OMNIPOINT MIAMI E LICENSE, LLC 126   2015-04-12   

Last updated: Tue, 04 May 2021 15:04:27 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.