Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 283 [Rate centres in NPA 283] [Dial plan for NPA 283]

NXX: 215

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
283-215 A Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2024-03-31   
283-215 0 Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2024-03-31   
283-215 5 Hamilton OH CNCNOHRE2MD  464C ONVOY, LLC - OH 922   2024-03-31   
283-215 7 Hamilton OH CNCNOHWSXGY  6529 T-MOBILE USA, INC. 922   2024-04-01   
283-215 8 Hamilton OH CNCNOHWSXGY  6529 T-MOBILE USA, INC. 922   2024-04-01   
283-215 9 Hamilton OH   515J IP HORIZON LLC 922   2024-04-01   

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

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