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: 321

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-321 A Medina OH   6529 T-MOBILE USA, INC. 325      
330-321 0 Medina OH AKRNOH25XUZ  939H COMMIO, LLC 325   2022-04-21   
330-321 1 Medina OH   5562 METROPCS, INC. 325      
330-321 2 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 3 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 4 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 5 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 6 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 7 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 8 Medina OH AKRNOH25X4Y  6529 T-MOBILE USA, INC. 325      
330-321 9 Medina OH   5562 METROPCS, INC. 325      

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.