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: 578

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
201-578 A Teaneck NJ RDBKNJBADS1  3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 224      
201-578 0 Teaneck NJ WAYNNJAWCMS  5562 METROPCS, INC. 224   2004-10-18   
201-578 1 Teaneck NJ RDBKNJBADS1  3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 224      
201-578 2 Teaneck NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2020-10-23   
201-578 3 Teaneck NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2020-10-23   
201-578 4 Teaneck NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2012-03-08   
201-578 5 Teaneck NJ NWRKNJ0293Z  073H TELNYX LLC 224   2021-02-19   
201-578 6 Teaneck NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2010-08-22   
201-578 7 Teaneck NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2010-08-22   
201-578 8 Teaneck NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2010-09-04   
201-578 9 Teaneck NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2010-09-04   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.