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: 389

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-389 A Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   
551-389 0 Bayonne NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2024-03-09   
551-389 1 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-04-11   
551-389 2 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-04-11   
551-389 3 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-04-11   
551-389 4 Bayonne NJ JRCYNJ65DS4  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 224   2024-02-27   
551-389 5 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   
551-389 6 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   
551-389 7 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   
551-389 8 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   
551-389 9 Bayonne NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-02-26   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.