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: 201 [Rate centres in NPA 201] [Dial plan for NPA 201]

NXX: 231

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
201-231 A Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 0 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 1 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 2 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 3 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 4 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 5 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 6 Rutherford NJ CDKNNJCKAMD  7421 AT&T - LOCAL 224      
201-231 7 Rutherford NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
201-231 8 Rutherford NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
201-231 9 Rutherford NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.