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.

Northwood, NH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
603-608 A MNCHNHNI9MD  5562 METROPCS, INC. 122      
603-608 1 MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122      
603-608 2 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-608 3 MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-608 4   073H TELNYX LLC 122      
603-608 5 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-608 6 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-608 7   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-608 8 MNCHNHCOCM1  5562 METROPCS, INC. 122      
603-608 9   6889 OMNIPOINT MIAMI E LICENSE, LLC 122      
603-942 A NWODNHYARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-942 1 MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122      
603-942 2 MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122      
603-942 5 NWODNHYARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-942 6 ROCHNHWE4MD  314C IDT AMERICA, CORP. - NH 122      
603-942 7 NWODNHYARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-942 8 NWODNHYARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-942 9 NWODNHYARS1  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.