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: 588

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-588 A Camden NJ CMDNNJCE72Z  622J SKYE TELECOM LLC DBA SKYETEL 222      
856-588 0 Camden NJ   637C ONVOY, LLC - NJ 222   2026-02-06   
856-588 1 Camden NJ   637C ONVOY, LLC - NJ 222   2023-10-21   
856-588 2 Camden NJ   637C ONVOY, LLC - NJ 222   2022-09-25   
856-588 3 Camden NJ   637C ONVOY, LLC - NJ 222   2022-09-25   
856-588 4 Camden NJ   637C ONVOY, LLC - NJ 222   2022-09-25   
856-588 5 Camden NJ   637C ONVOY, LLC - NJ 222   2022-09-25   
856-588 6 Camden NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2024-12-23   
856-588 7 Camden NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222   2024-07-06   
856-588 8 Camden NJ   622J SKYE TELECOM LLC DBA SKYETEL 222   2021-11-07   
856-588 9 Camden NJ   4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2024-12-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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