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.
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Switch: MNCHNHCO46Z

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-205 8 Portsmouth NH 829J PAETEC ITEL, LLC 122   2013-11-05   
603-208 2 Lyme NH 829J PAETEC ITEL, LLC 122   2011-04-11   
603-285 7 Dover NH 829J PAETEC ITEL, LLC 122   2014-08-29   
603-306 8 Lebanon NH 829J PAETEC ITEL, LLC 122   2011-09-21   
603-310 5 Bedford NH 829J PAETEC ITEL, LLC 122   2015-03-03   
603-407 A Belmont NH 829J PAETEC ITEL, LLC 122   2025-04-30   
603-413 7 Manchester NH 829J PAETEC ITEL, LLC 122   2014-10-15   
603-575 6 Littleton NH 829J PAETEC ITEL, LLC 122   2013-10-21   
603-913 A Merrimack NH 829J PAETEC ITEL, LLC 122   2025-04-30   
603-913 2 Merrimack NH 829J PAETEC ITEL, LLC 122      
603-913 6 Merrimack NH 829J PAETEC ITEL, LLC 122      
603-941 1 Wolfeboro NH 829J PAETEC ITEL, LLC 122   2015-11-24   

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

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