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: 828 [Rate centres in NPA 828] [Dial plan for NPA 828]

NXX: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
828-672 A Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422      
828-672 0 Mountain View NC AHVLNCOHXXZ  073H TELNYX LLC 422   2020-10-18   
828-672 1 Mountain View NC HCKRNC790MD  775C CHARTER FIBERLINK NC-CCO, LLC - NC 422   2014-08-11   
828-672 2 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2020-06-14   
828-672 3 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2020-06-14   
828-672 4 Mountain View NC CHRLNCCAYNX  506J TWILIO INTERNATIONAL, INC. 422   2021-06-04   
828-672 5 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2023-09-16   
828-672 6 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2018-11-29   
828-672 7 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2021-03-27   
828-672 8 Mountain View NC HCKRNCXAXWX  638E ONVOY, LLC - NC 422   2021-03-27   
828-672 9 Mountain View NC CHRXNCRX0MD  8660 WINDSTREAM NUVOX, INC. 422   2008-01-05   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.