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: 296

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-296 A Oakland NJ WHWKNJAN5MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224      
551-296 0 Oakland NJ   637C ONVOY, LLC - NJ 224   2019-04-24   
551-296 1 Oakland NJ   637C ONVOY, LLC - NJ 224   2019-04-24   
551-296 2 Oakland NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 224   2019-02-02   
551-296 3 Oakland NJ   197D VONAGE AMERICA LLC 224   2020-07-14   
551-296 4 Oakland NJ   197D VONAGE AMERICA LLC 224   2020-07-14   
551-296 5 Oakland NJ   637C ONVOY, LLC - NJ 224   2020-08-15   
551-296 6 Oakland NJ   482F CORETEL NEW JERSEY, INC. - NJ 224   2019-04-02   
551-296 7 Oakland NJ   637C ONVOY, LLC - NJ 224   2020-08-15   
551-296 8 Oakland NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2019-07-06   
551-296 9 Oakland NJ   637C ONVOY, LLC - NJ 224   2020-10-24   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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