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: 877

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
201-877 A Cliffside NJ WAYNNJAWCMS  5562 METROPCS, INC. 224      
201-877 0 Cliffside NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2011-06-12   
201-877 1 Cliffside NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2011-06-12   
201-877 2 Cliffside NJ   5562 METROPCS, INC. 224   2011-05-28   
201-877 3 Cliffside NJ   5562 METROPCS, INC. 224   2011-05-28   
201-877 4 Cliffside NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2011-10-30   
201-877 5 Cliffside NJ   637C ONVOY, LLC - NJ 224   2014-04-28   
201-877 6 Cliffside NJ   5562 METROPCS, INC. 224   2014-02-01   
201-877 7 Cliffside NJ   829J PAETEC ITEL, LLC 224   2015-11-24   
201-877 8 Cliffside NJ   5562 METROPCS, INC. 224   2013-07-20   
201-877 9 Cliffside NJ   515J IP HORIZON LLC 224   2013-08-08   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.