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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
603-230 A Concord NH CNCRNHSOPS0  5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 0 Concord NH   6386 BELL ATLANTIC NYNEX MOBILE 122   2015-07-01   
603-230 1 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 2 Concord NH   4206 PAETEC COMMUNICATIONS, INC. - NH 122   2003-09-08   
603-230 3 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 4 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 5 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 6 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 7 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 8 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2006-08-01   
603-230 9 Concord NH   5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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