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: 433

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
330-433 A North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 325      
330-433 0 North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 325      
330-433 1 North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 325      
330-433 2 North Canton OH AKRNOH25XJZ  460K FIRST COMMUNICATIONS, LLC 325   2008-05-11   
330-433 3 North Canton OH AKRNOH25XRZ  6529 T-MOBILE USA, INC. 325   2010-04-08   
330-433 4 North Canton OH AKRNOH25OMD  7443 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - OH 325   2008-09-15   
330-433 5 North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 325      
330-433 6 North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 325      
330-433 7 North Canton OH AKRNOH25XZY  464C ONVOY, LLC - OH 325   2022-12-12   
330-433 8 North Canton OH AKRNOH25XZY  464C ONVOY, LLC - OH 325   2022-12-12   
330-433 9 North Canton OH NCTNOH4949H  9321 OHIO BELL TEL CO 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.