Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 603 [Rate centres in NPA 603] [Dial plan for NPA 603]

NXX: 206

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-206 A Manchester NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-206 0 Manchester NH   829J PAETEC ITEL, LLC 122   2002-11-12   
603-206 1 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 2 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 3 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 4 Manchester NH   829J PAETEC ITEL, LLC 122   2003-01-01   
603-206 5 Manchester NH MNCHNHIE6MD  318J COMCAST IP PHONE, LLC 122   2005-03-25   
603-206 6 Manchester NH   829J PAETEC ITEL, LLC 122      
603-206 7 Manchester NH   829J PAETEC ITEL, LLC 122   2008-03-22   
603-206 8 Manchester NH   829J PAETEC ITEL, LLC 122   2003-09-08   
603-206 9 Manchester NH   829J PAETEC ITEL, LLC 122      

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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