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.

Harrisville, NH

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
603-827 A HRVLNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-827 0   829J PAETEC ITEL, LLC 122   2002-10-14   
603-827 1 MNCHNHAC3MD  939H COMMIO, LLC 122   2022-11-05   
603-827 2 HRVLNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2002-09-19   
603-827 3 HRVLNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-827 4 MNCHNHCOX8Z  4017 LEVEL 3 COMMUNICATIONS, LLC - NH 122   2004-09-04   
603-827 5 MNCHNHAC7MD  145J TERRA NOVA TELECOM INC. 122   2024-08-11   
603-827 7 MNCHNHCO42Z  793K TWC IP ENABLED SERVICES, LLC 122   2023-05-28   
603-827 9 HRVLNHMARS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2014-06-20   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.