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: 873

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-873 A Haddonfield NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222      
856-873 0 Haddonfield NJ CMDNNJCE59Z  6391 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - NJ 222   2022-07-20   
856-873 1 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 2 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 3 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 4 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 5 Haddonfield NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222      
856-873 6 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 7 Haddonfield NJ CMDNNJCEXQY  4036 NEW CINGULAR WIRELESS PCS, LLC - DC 222   2007-05-10   
856-873 8 Haddonfield NJ PRTNNJ312MD  4804 LEVEL 3 COMMUNICATIONS, LLC - NJ 222      
856-873 9 Haddonfield NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2023-03-22   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.