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: 275

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-275 A Salem NJ CMDNNJCECM2  6664 SPRINT SPECTRUM, L.P. 222      
856-275 1 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 2 Salem NJ   3639 MONMOUTH TELEPHONE AND TELEGRAPH, INC. - NJ 222   2004-03-26   
856-275 3 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 4 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 5 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 6 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 7 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 8 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      
856-275 9 Salem NJ   6664 SPRINT SPECTRUM, L.P. 222      

Last updated: Fri, 01 Jul 2022 02:53:40 UTC

Sponsored by: VoiceMeUp - Corporate VoIP Services

Like this site? We accept donations via PayPal.