Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

NXX: 228

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-228 A Hackensack NJ NWRKNJ0200Z  4948 CABLEVISION LIGHTPATH, INC. - NJ 224      
551-228 0 Hackensack NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2014-09-26   
551-228 1 Hackensack NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2014-09-26   
551-228 2 Hackensack NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2014-10-05   
551-228 3 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2014-11-03   
551-228 4 Hackensack NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2015-08-08   
551-228 5 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2014-11-03   
551-228 6 Hackensack NJ NWRKNJ0200Z  4948 CABLEVISION LIGHTPATH, INC. - NJ 224   2014-08-22   
551-228 7 Hackensack NJ   829J PAETEC ITEL, LLC 224   2014-09-03   
551-228 8 Hackensack NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2015-09-07   
551-228 9 Hackensack NJ NBWKNJ17QMD  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2015-10-12   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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