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: 474

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-474 A Gloucester NJ CMDNNJCEX5Z  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 222      
856-474 0 Gloucester NJ   637C ONVOY, LLC - NJ 222   2024-04-04   
856-474 1 Gloucester NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2015-07-30   
856-474 2 Gloucester NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-03-07   
856-474 3 Gloucester NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2016-03-07   
856-474 4 Gloucester NJ CMDNNJCEX7Y  3114 CTC COMMUNICATIONS CORP., DBA CT COMM CORP - NJ 222   2012-08-24   
856-474 5 Gloucester NJ CMDNNJCE37Z  396H WIDE VOICE, LLC - NJ 222   2016-09-04   
856-474 6 Gloucester NJ   482F CORETEL NEW JERSEY, INC. - NJ 222   2019-05-31   
856-474 7 Gloucester NJ CMDNNJCE08Z  508J CENTURYLINK COMMUNICATIONS, LLC 222   2014-03-14   
856-474 8 Gloucester NJ   515J IP HORIZON LLC 222   2015-11-13   
856-474 9 Gloucester NJ CMDNNJCEX5Z  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 222      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.