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: 776

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
413-776 A Adams MA   829J PAETEC ITEL, LLC 126      
413-776 0 Adams MA SPFDMAWOXIY  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2005-03-18   
413-776 1 Adams MA SPFDMAWOXIY  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2005-03-18   
413-776 2 Adams MA SPFDMAWONMD  624H ONVOY SPECTRUM, LLC 126   2021-04-03   
413-776 3 Adams MA   829J PAETEC ITEL, LLC 126   2011-10-20   
413-776 4 Adams MA SPFDMAWOXIY  4018 LEVEL 3 COMMUNICATIONS, LLC - MA 126   2002-06-25   
413-776 5 Adams MA SPFDMAWOXLY  892D ONVOY, LLC - MA 126   2012-02-27   
413-776 6 Adams MA   829J PAETEC ITEL, LLC 126      
413-776 7 Adams MA   793K TWC IP ENABLED SERVICES, LLC 126   2006-11-20   
413-776 8 Adams MA   829J PAETEC ITEL, LLC 126   2002-04-08   
413-776 9 Adams MA SPFDMAWOXTY  990E BANDWIDTH.COM CLEC, LLC - MA 126   2008-12-06   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.