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: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
201-523 A Oradell NJ HCKNNJGR0MD  0558 CONVERSENT COMMUNICATIONS OF NEW JERSEY, LLC - NJ 224      
201-523 0 Oradell NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
201-523 1 Oradell NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
201-523 2 Oradell NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
201-523 3 Oradell NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
201-523 4 Oradell NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224      
201-523 5 Oradell NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224      
201-523 6 Oradell NJ HCKNNJGR0MD  0558 CONVERSENT COMMUNICATIONS OF NEW JERSEY, LLC - NJ 224      
201-523 7 Oradell NJ NWRKNJ10XPX  2680 PAETEC COMMUNICATIONS, INC. - NJ 224      
201-523 8 Oradell NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
201-523 9 Oradell NJ PRNYNJFPDS1  4948 CABLEVISION LIGHTPATH, INC. - NJ 224      

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

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.