Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 330 [Rate centres in NPA 330] [Dial plan for NPA 330]

NXX: 350

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-350 A Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-350 0 Medina OH   6529 T-MOBILE USA, INC. 325      
330-350 1 Medina OH   6529 T-MOBILE USA, INC. 325      
330-350 2 Medina OH   6529 T-MOBILE USA, INC. 325      
330-350 3 Medina OH   145J TERRA NOVA TELECOM INC. 325   2025-07-31   
330-350 5 Medina OH   7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 325   2008-09-12   
330-350 6 Medina OH   6529 T-MOBILE USA, INC. 325      
330-350 8 Medina OH   464C ONVOY, LLC - OH 325   2026-02-20   
330-350 9 Medina OH   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 325   2026-01-14   

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

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