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.

Switch: MNCHNHIE2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-510 A Meriden NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-06-25   
603-705 A Salisbury NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   
603-808 A Antrim NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-02-10   
603-877 A New London NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   
603-902 A Sutton NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   
603-961 A Chichester NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   
603-975 A Boscawen NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   
603-977 A Andover NH 4112 COMCAST PHONE OF NEW HAMPSHIRE, LLC - NH 122   2010-01-25   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.