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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NPA: 380 [Rate centres in NPA 380] [Dial plan for NPA 380]

NXX: 230

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
380-230 A Alton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC LLC - OH 324   2021-09-30   
380-230 0 Alton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC LLC - OH 324   2021-09-30   
380-230 1 Alton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC LLC - OH 324   2021-09-30   
380-230 2 Alton OH CLMDOH44MMD  516J TON80 COMMUNICATIONS LLC 324   2021-11-16   
380-230 8 Alton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC LLC - OH 324   2021-12-17   
380-230 9 Alton OH CLMBOH11XLZ  001F BANDWIDTH.COM CLEC LLC - OH 324   2021-12-17   

Last updated: Fri, 13 May 2022 22:16:13 UTC

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