Local Calling Guide

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

NXX: 296

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-296 A Manchester NH   829J PAETEC ITEL, LLC 122   2025-04-30   
603-296 0 Manchester NH   829J PAETEC ITEL, LLC 122      
603-296 1 Manchester NH   829J PAETEC ITEL, LLC 122      
603-296 2 Manchester NH   829J PAETEC ITEL, LLC 122      
603-296 3 Manchester NH   829J PAETEC ITEL, LLC 122   2004-11-05   
603-296 4 Manchester NH   829J PAETEC ITEL, LLC 122      
603-296 5 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2006-01-02   
603-296 6 Manchester NH   829J PAETEC ITEL, LLC 122      
603-296 7 Manchester NH MNCHNHACAMD  6386 BELL ATLANTIC MOBILE, INC 122   2006-01-02   
603-296 8 Manchester NH   927H PEERLESS NETWORK OF NEW HAMPSHIRE, LLC - NH 122   2026-05-22   
603-296 9 Manchester NH   829J PAETEC ITEL, LLC 122      

Last updated: Sat, 02 May 2026 12:20:53 UTC

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