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: 492

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
508-492 A Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 0 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 1 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 2 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 3 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 4 Walpole MA CMBRMABENMD  624H ONVOY SPECTRUM, LLC 128   2021-04-15   
508-492 5 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 6 Walpole MA BSTNMABLOMD  990E BANDWIDTH.COM CLEC, LLC - MA 128      
508-492 8 Walpole MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2020-08-22   
508-492 9 Walpole MA NRTNMAAACM4  6889 OMNIPOINT MIAMI E LICENSE, LLC 128   2020-10-31   

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.