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: CNCRNHSODS1

Remotes:

Switch Switch name Switch type
CNTRNHSHRS1  CANTERBURY  5ER 
DRFDNHCCRS1  DEERFIELD  5ER 
EPSMNHBHRS1  EPSOM  5ER 
PNCKNHCHRS1  PENACOOK  5ER 
PTFDNHBRRS1  PITTSFIELD  5ER 
SNCKNHPARS1  SUNCOOK  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-223 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 0 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 1 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 2 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 3 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 4 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 5 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 6 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 8 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-223 9 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-224 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-225 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-226 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 0 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 1 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 2 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 3 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 4 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 5 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 7 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 8 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-227 9 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-228 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 0 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 1 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 3 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 4 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 5 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-229 6 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-230 1 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
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      
603-271 A Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-410 8 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   
603-470 1 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   
603-470 2 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   
603-573 2 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   
603-573 7 Concord NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122   2012-12-12   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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