Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 220 [Rate centres in NPA 220] [Dial plan for NPA 220]

NXX: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
220-356 A Byesville OH CLMDOH44JMD  965H FRACTEL, LLC 324      
220-356 0 Byesville OH CLMBOHLT7MD  073H TELNYX LLC 324   2021-01-21   
220-356 1 Byesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2023-07-30   
220-356 2 Byesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
220-356 3 Byesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2021-03-11   
220-356 4 Byesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2022-05-14   
220-356 5 Byesville OH CLMBOHLT1MD  464C ONVOY, LLC - OH 324   2022-05-14   
220-356 6 Byesville OH   612K CSC VOICE, LLC 324   2024-04-04   
220-356 7 Byesville OH CLMDOH44JMD  965H FRACTEL, LLC 324   2020-04-11   
220-356 8 Byesville OH CMBROHXB4MD  464C ONVOY, LLC - OH 324   2023-10-27   
220-356 9 Byesville OH CLMDOH44JMD  965H FRACTEL, LLC 324   2020-04-11   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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