Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 856 [Rate centres in NPA 856] [Dial plan for NPA 856]

NXX: 450

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-450 A Beaver Brook NJ CMDNNJCE54Z  114J EXIANT COMMUNICATIONS LLC 222      
856-450 0 Beaver Brook NJ   490J DISH WIRELESS, LLC 222   2024-10-14   
856-450 1 Beaver Brook NJ   114J EXIANT COMMUNICATIONS LLC 222   2019-04-22   
856-450 2 Beaver Brook NJ   624H ONVOY SPECTRUM, LLC 222   2022-02-13   
856-450 3 Beaver Brook NJ   624H ONVOY SPECTRUM, LLC 222   2022-02-13   
856-450 4 Beaver Brook NJ   637C ONVOY, LLC - NJ 222   2025-09-28   
856-450 5 Beaver Brook NJ   624H ONVOY SPECTRUM, LLC 222   2021-05-01   
856-450 6 Beaver Brook NJ   637C ONVOY, LLC - NJ 222   2023-05-21   
856-450 7 Beaver Brook NJ   321J HD CARRIER LLC 222   2020-05-08   
856-450 8 Beaver Brook NJ   321J HD CARRIER LLC 222   2020-05-08   
856-450 9 Beaver Brook NJ   490J DISH WIRELESS, LLC 222   2023-05-29   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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