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: 781 [Rate centres in NPA 781] [Dial plan for NPA 781]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
781-355 A Dedham MA CMBRMA01OMD  7421 AT&T LOCAL 128      
781-355 0 Dedham MA   3370 CTC COMMUNICATIONS CORP. - MA 128   2002-10-13   
781-355 1 Dedham MA   892D ONVOY, LLC - MA 128   2016-03-11   
781-355 2 Dedham MA   316E YMAX COMMUNICATIONS CORP. - MA 128   2008-03-08   
781-355 3 Dedham MA   7421 AT&T LOCAL 128      
781-355 4 Dedham MA   2899 BROADVIEW NETWORKS, INC. - MA 128   2005-07-01   
781-355 5 Dedham MA   7421 AT&T LOCAL 128      
781-355 6 Dedham MA   990E BANDWIDTH.COM CLEC, LLC - MA 128   2015-06-04   
781-355 7 Dedham MA   7199 MCI WORLDCOM COMMUNICATIONS, INC. - MA 128   2009-01-15   
781-355 8 Dedham MA   8468 FREEDOM RING COMMUNICATIONS, LLC 128   2009-01-29   
781-355 9 Dedham MA   892D ONVOY, LLC - MA 128   2016-10-31   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.