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: 289

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-289 A Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224      
551-289 0 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2018-03-17   
551-289 1 Hackensack NJ   939H COMMIO, LLC 224   2024-02-05   
551-289 2 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-03-10   
551-289 3 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-03-10   
551-289 4 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2018-03-17   
551-289 5 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-03-10   
551-289 6 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-03-10   
551-289 7 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-03-10   
551-289 8 Hackensack NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2023-10-15   
551-289 9 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2018-03-17   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.