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: WINOOHXARS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
330-222 A Winona OH 0615 FRONTIER NORTH, INC. - OH 325      
330-222 0 Winona OH 0615 FRONTIER NORTH, INC. - OH 325      
330-222 1 Winona OH 0615 FRONTIER NORTH, INC. - OH 325      
330-222 2 Winona OH 0615 FRONTIER NORTH, INC. - OH 325      
330-222 9 Winona OH 0615 FRONTIER NORTH, INC. - OH 325      

Last updated: Fri, 23 Jul 2021 12:43:22 UTC

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