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: 288

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-288 A Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224      
551-288 0 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-07-15   
551-288 1 Closter NJ NWRKNJ0248Z  118F BANDWIDTH.COM CLEC, LLC - NJ 224   2022-09-16   
551-288 2 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2020-11-23   
551-288 3 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-05-21   
551-288 4 Closter NJ HCKNNJHKX4X  624H ONVOY SPECTRUM, LLC 224   2021-05-03   
551-288 5 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2024-10-20   
551-288 6 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-03-12   
551-288 7 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-03-12   
551-288 8 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2020-11-23   
551-288 9 Closter NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2021-05-21   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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