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: 366

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-366 A Englewood NJ JRCYNJ65BMD  965H FRACTEL, LLC 224      
551-366 0 Englewood NJ   073H TELNYX LLC 224   2021-12-27   
551-366 1 Englewood NJ   637C ONVOY, LLC - NJ 224   2023-10-21   
551-366 2 Englewood NJ   516J TON80 COMMUNICATIONS, LLC 224   2022-04-02   
551-366 3 Englewood NJ   624H ONVOY SPECTRUM, LLC 224   2022-02-10   
551-366 4 Englewood NJ   624H ONVOY SPECTRUM, LLC 224   2022-02-10   
551-366 5 Englewood NJ   637C ONVOY, LLC - NJ 224   2023-03-16   
551-366 6 Englewood NJ   965H FRACTEL, LLC 224   2021-12-26   
551-366 7 Englewood NJ   145J TERRA NOVA TELECOM INC. 224   2025-07-31   
551-366 8 Englewood NJ   637C ONVOY, LLC - NJ 224   2023-03-16   
551-366 9 Englewood NJ   4948 CABLEVISION LIGHTPATH, INC. - NJ 224   2023-12-04   

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

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