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: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-277 A Beaver Brook NJ   637C ONVOY, LLC - NJ 222   2026-05-02   
856-277 0 Beaver Brook NJ   637C ONVOY, LLC - NJ 222   2026-05-02   
856-277 1 Beaver Brook NJ   637C ONVOY, LLC - NJ 222   2026-05-21   
856-277 2 Beaver Brook NJ   490J BOOST SUBSCRIBERCO L.L.C. 222   2026-06-07   
856-277 4 Beaver Brook NJ   883K AHOI LLC 222   2026-05-23   
856-277 7 Beaver Brook NJ   490J BOOST SUBSCRIBERCO L.L.C. 222   2026-08-25   

Last updated: Sun, 17 May 2026 03:26:51 UTC

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