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: 615

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-615 A Wenonah NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2024-05-05   
856-615 0 Wenonah NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2024-05-05   
856-615 1 Wenonah NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2024-05-11   

Last updated: Sun, 01 Jun 2025 02:18:11 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.