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: 675

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-675 A Wilbraham MA SPFDMAXLDMD  3370 CTC COMMUNICATIONS CORP. - MA 126      
413-675 2 Wilbraham MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-04-06   
413-675 3 Wilbraham MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-04-06   
413-675 5 Wilbraham MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-02-22   
413-675 6 Wilbraham MA   4052 CONVERSENT COMMUNICATIONS OF MASSACHUSETTS, LLC 126      
413-675 7 Wilbraham MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2021-02-22   

Last updated: Sat, 01 Jun 2024 11:59:14 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.