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: 995

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
551-995 A Oakland NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2025-01-11   
551-995 0 Oakland NJ NWRKNJMDDSK  637C ONVOY, LLC - NJ 224   2025-01-11   
551-995 1 Oakland NJ   637C ONVOY, LLC - NJ 224   2025-12-18   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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