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: 420

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-420 A Woodbury NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-420 0 Woodbury NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2020-03-29   
856-420 1 Woodbury NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2020-03-29   
856-420 2 Woodbury NJ   637C ONVOY, LLC - NJ 222   2020-10-23   
856-420 3 Woodbury NJ   637C ONVOY, LLC - NJ 222   2019-09-19   
856-420 4 Woodbury NJ   637C ONVOY, LLC - NJ 222   2019-09-19   
856-420 5 Woodbury NJ   637C ONVOY, LLC - NJ 222   2020-10-23   
856-420 6 Woodbury NJ   637C ONVOY, LLC - NJ 222   2020-08-15   
856-420 7 Woodbury NJ   637C ONVOY, LLC - NJ 222   2020-08-15   
856-420 8 Woodbury NJ   5562 METROPCS, INC. 222   2022-04-21   
856-420 9 Woodbury NJ   506J TWILIO INTERNATIONAL INC 222   2020-12-19   

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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