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: BNTONHPRRS1

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
603-664 A Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 2 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 5 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 6 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 7 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 8 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      
603-664 9 Barrington NH 5113 CONSOLIDATED COMM OF NO. NEW ENGLAND-NH 122      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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