Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 856 [Rate centres in NPA 856] [Dial plan for NPA 856]

NXX: 804

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-804 A Port Norris NJ CMDNNJCE18Z  7142 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222      
856-804 0 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-04-29   
856-804 1 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-03-31   
856-804 2 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-03-31   
856-804 3 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-04-29   
856-804 4 Port Norris NJ CMDNNJCE51Z  624H ONVOY SPECTRUM, LLC 222   2021-11-20   
856-804 6 Port Norris NJ CMDNNJCE18Z  7142 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222   2013-12-20   
856-804 7 Port Norris NJ CMDNNJCE08Z  508J CENTURYLINK COMMUNICATIONS LLC 222   2014-03-14   
856-804 8 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-10-20   
856-804 9 Port Norris NJ CMDNNJCE43Z  073H TELNYX LLC 222   2017-04-24   

Last updated: Thu, 04 Aug 2022 23:14:42 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.