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: 508 [Rate centres in NPA 508] [Dial plan for NPA 508]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-392 A Cataumet MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-392 0 Cataumet MA   515J IP HORIZON LLC 128   2015-10-18   
508-392 1 Cataumet MA   515J IP HORIZON LLC 128   2016-06-26   
508-392 2 Cataumet MA CHTWMABMAMD  2899 BROADVIEW NETWORKS, INC. - MA 128   2005-11-18   
508-392 3 Cataumet MA BSTPMALLRMD  8345 GLOBAL CROSSING LOCAL SERVICES, INC. - MA 128   2006-12-01   
508-392 4 Cataumet MA CMBRMAORDS0  7199 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MA 128   2012-11-30   
508-392 5 Cataumet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-31   
508-392 6 Cataumet MA BSTPMALLDS3  892D ONVOY, LLC - MA 128   2016-03-31   
508-392 7 Cataumet MA BSTPMALL5MD  508J CENTURYLINK COMMUNICATIONS, LLC 128   2014-04-25   
508-392 8 Cataumet MA STHMMAGBGT0  7619 RCN TELECOM SERVICES, INC. - MA 128      
508-392 9 Cataumet MA NWTNMAWAVMD  318J COMCAST IP PHONE, LLC 128   2006-10-30   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.