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: 788

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-788 A Park Ridge NJ JRCYNJ65DMD  516J TON80 COMMUNICATIONS, LLC 224      
551-788 0 Park Ridge NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2023-02-19   
551-788 1 Park Ridge NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2023-02-19   
551-788 2 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2023-06-19   
551-788 3 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2023-06-19   
551-788 4 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2023-10-21   
551-788 5 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2022-09-26   
551-788 6 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2022-09-26   
551-788 7 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2022-09-26   
551-788 8 Park Ridge NJ   516J TON80 COMMUNICATIONS, LLC 224   2022-04-25   
551-788 9 Park Ridge NJ   637C ONVOY, LLC - NJ 224   2023-10-21   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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