Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 380 [Rate centres in NPA 380] [Dial plan for NPA 380]

NXX: 888

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
380-888 A Alton OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324      
380-888 0 Alton OH   073H TELNYX LLC 324   2018-09-20   
380-888 1 Alton OH   284F PEERLESS NETWORK OF OHIO, LLC - OH 324   2020-10-30   
380-888 2 Alton OH   464C ONVOY, LLC - OH 324   2020-04-23   
380-888 3 Alton OH   464C ONVOY, LLC - OH 324   2020-04-23   
380-888 4 Alton OH   464C ONVOY, LLC - OH 324   2020-04-23   
380-888 5 Alton OH   464C ONVOY, LLC - OH 324   2020-12-19   
380-888 6 Alton OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2020-11-30   
380-888 7 Alton OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2020-11-30   
380-888 8 Alton OH   464C ONVOY, LLC - OH 324   2017-12-30   
380-888 9 Alton OH   001F BANDWIDTH.COM CLEC, LLC - OH 324   2020-09-03   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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