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: 477

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-477 A Collingswood NJ CMDNNJCEX5Z  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 222      
856-477 0 Collingswood NJ   637C ONVOY, LLC - NJ 222   2024-03-08   
856-477 1 Collingswood NJ LRSPNJLSFMD  118F BANDWIDTH.COM CLEC, LLC - NJ 222   2019-03-11   
856-477 2 Collingswood NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222   2007-10-28   
856-477 3 Collingswood NJ LRSPNJLSFMD  118F BANDWIDTH.COM CLEC, LLC - NJ 222   2012-03-25   
856-477 4 Collingswood NJ CMDNNJCEXFZ  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 222   2012-09-09   
856-477 5 Collingswood NJ CMDNNJCEXFZ  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 222   2013-04-14   
856-477 6 Collingswood NJ   482F CORETEL NEW JERSEY, INC. - NJ 222   2019-05-31   
856-477 7 Collingswood NJ CMDNNJCEXFZ  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 222   2013-04-14   
856-477 9 Collingswood NJ CMDNNJCEX5Z  7134 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - NJ 222      

Last updated: Fri, 28 Jun 2024 03:14:50 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.