Local Calling Guide

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NPA: 551 [Rate centres in NPA 551] [Dial plan for NPA 551]

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NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-405 8 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-10   
551-405 9 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-11-10   
551-406 A Closter NJ   637C ONVOY, LLC - NJ 224      
551-406 0 Closter NJ   637C ONVOY, LLC - NJ 224   2024-12-14   
551-406 1 Closter NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2025-01-05   
551-406 2 Closter NJ   637C ONVOY, LLC - NJ 224   2025-02-02   
551-406 3 Closter NJ   637C ONVOY, LLC - NJ 224   2025-03-09   
551-406 4 Closter NJ   637C ONVOY, LLC - NJ 224   2025-04-13   
551-406 5 Closter NJ   637C ONVOY, LLC - NJ 224   2025-05-09   
551-406 7 Closter NJ   6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 224   2025-04-18   
551-406 8 Closter NJ   637C ONVOY, LLC - NJ 224   2025-10-12   
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   
551-408 A Dumont NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2024-12-29   
551-408 0 Dumont NJ   637C ONVOY, LLC - NJ 224   2024-12-29   
551-408 1 Dumont NJ   637C ONVOY, LLC - NJ 224   2024-12-30   
551-408 4 Dumont NJ   490J DISH WIRELESS, LLC 224   2025-09-29   
551-408 5 Dumont NJ   490J DISH WIRELESS, LLC 224   2025-12-29   
551-408 9 Dumont NJ   118F BANDWIDTH.COM CLEC, LLC - NJ 224   2025-04-10   
551-409 A Hackensack NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2024-12-29   
551-409 0 Hackensack NJ   637C ONVOY, LLC - NJ 224   2024-12-29   
551-409 1 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 2 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 3 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 4 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 5 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 6 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 7 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 8 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-409 9 Hackensack NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2024-12-30   
551-410 A Ridgewood NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2024-12-30   
551-410 0 Ridgewood NJ   637C ONVOY, LLC - NJ 224   2024-12-30   
551-410 1 Ridgewood NJ   637C ONVOY, LLC - NJ 224   2024-12-30   
551-410 2 Ridgewood NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2025-06-12   
551-410 6 Ridgewood NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2026-01-12   
551-410 7 Ridgewood NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2025-11-08   
551-410 8 Ridgewood NJ   637C ONVOY, LLC - NJ 224   2025-04-13   
551-410 9 Ridgewood NJ   637C ONVOY, LLC - NJ 224   2025-04-13   
551-412 A Hackensack NJ RCPKNJ02GT1  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 224   2025-01-16   
551-412 0 Hackensack NJ   637C ONVOY, LLC - NJ 224   2025-02-02   
551-412 1 Hackensack NJ   637C ONVOY, LLC - NJ 224   2025-02-02   
551-412 2 Hackensack NJ   637C ONVOY, LLC - NJ 224   2025-04-06   

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

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