Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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Switch: BKWDNJBWAMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
856-463 A Blackwood NJ 478J NUSO, LLC 222      
856-463 1 Blackwood NJ 478J NUSO, LLC 222   2021-01-16   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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