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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OCN: 0200 PYMATUNING INDEPENDENT TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
724-646 A Transfer PA TRNSPAXTDS0  234      

Last updated: Thu, 20 Nov 2025 13:34:34 UTC

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