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      
856-804 1 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-804 2 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-804 3 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-804 4 Port Norris NJ CMDNNJCE51Z  624H ONVOY SPECTRUM, LLC 222      
856-804 6 Port Norris NJ CMDNNJCE18Z  7142 TELEPORT COMMUNICATIONS AMERICA, LLC - NJ 222      
856-804 7 Port Norris NJ   4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222      
856-804 8 Port Norris NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222      
856-804 9 Port Norris NJ CMDNNJCE43Z  073H TELNYX LLC 222      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.