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: 407

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-407 A Kearny NJ WAYNNJAWCMS  6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-11-16   
551-407 0 Kearny NJ   637C ONVOY, LLC - NJ 224   2024-12-02   
551-407 1 Kearny NJ   637C ONVOY, LLC - NJ 224   2024-12-02   
551-407 2 Kearny NJ   637C ONVOY, LLC - NJ 224   2024-12-02   
551-407 3 Kearny NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-05   
551-407 4 Kearny NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-05   
551-407 5 Kearny NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-20   
551-407 6 Kearny NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-20   
551-407 7 Kearny NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-20   
551-407 9 Kearny NJ   6623 OMNIPOINT COMMUNICATIONS, INC. - NJ 224   2024-11-16   

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

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