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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 330 [Rate centres in NPA 330] [Dial plan for NPA 330]

NXX: 304

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-304 A Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-304 0 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325   2013-04-08   
330-304 2 Medina OH MEDNOHXBMMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 325   2007-10-15   
330-304 3 Medina OH AKRNOH25XZY  464C ONVOY, LLC - OH 325   2020-11-15   
330-304 4 Medina OH AKRNOH25XZY  464C ONVOY, LLC - OH 325   2020-11-15   
330-304 5 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-304 6 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-304 7 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-304 8 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-304 9 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.