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: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 532

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-532 A Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 0 Jaffrey NH MNCHNHCOXMX  4206 PAETEC COMMUNICATIONS, INC. - NH 122   2001-02-22   
603-532 1 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 2 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 3 Jaffrey NH   145J TERRA NOVA TELECOM INC. 122   2021-05-27   
603-532 4 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 5 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 6 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 7 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 8 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-532 9 Jaffrey NH JFRYNHRIRS1  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.