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: 573

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-573 A Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 0 Haddon Heights NJ LRSPNJLSFMD  118F BANDWIDTH.COM CLEC, LLC - NJ 222   2016-09-10   
856-573 1 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 2 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 3 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 4 Haddon Heights NJ CMDNNJCEXRY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2016-07-15   
856-573 5 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 6 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 7 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      
856-573 8 Haddon Heights NJ CMDNNJCEXRY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2019-07-07   
856-573 9 Haddon Heights NJ HDFDNJHDRP0  9206 VERIZON NEW JERSEY, INC. 222      

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.