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: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

NXX:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-227 A Jersey City NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224      
551-227 0 Jersey City NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2015-07-24   
551-227 1 Jersey City NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2015-06-16   
551-227 2 Jersey City NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2014-07-25   
551-227 3 Jersey City NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2014-10-05   
551-227 4 Jersey City NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2014-10-05   
551-227 5 Jersey City NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2014-09-16   
551-227 6 Jersey City NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2014-08-04   
551-227 7 Jersey City NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2015-03-26   
551-227 8 Jersey City NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2014-09-16   
551-227 9 Jersey City NJ   637C ONVOY, LLC NJ 224   2014-10-02   

Last updated: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.