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.

Canterbury, NH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
603-708 A MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-708 0   073H TELNYX LLC 122      
603-708 1 MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-708 2 MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122      
603-708 3 MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-783 A CNTRNHSHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-783 0 CNTRNHSHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-783 1 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-783 2   145J TERRA NOVA TELECOM INC. 122      
603-783 3 MNCHNHCOX9Y  4286 LIGHTSHIP TELECOM, LLC - NH 122      
603-783 4 CNTRNHSHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-783 5 MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-783 6 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-783 7 PTMONH07DS1  8468 FREEDOM RING COMMUNICATIONS, LLC 122      
603-783 8 CNTRNHSHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-783 9 CNTRNHSHRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.