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: 344

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
856-344 A Laurel Springs NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222      
856-344 0 Laurel Springs NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2010-09-05   
856-344 1 Laurel Springs NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2010-09-05   
856-344 2 Laurel Springs NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222      
856-344 3 Laurel Springs NJ LRSPNJLSFMD  118F BANDWIDTH.COM CLEC, LLC - NJ 222   2010-06-17   
856-344 4 Laurel Springs NJ CMDNNJCEX5Y  9003 NETCARRIER TELECOM, INC. - NJ 222   2006-06-27   
856-344 5 Laurel Springs NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222   2012-11-23   
856-344 6 Laurel Springs NJ CMDNNJCECM2  5562 METROPCS, INC. 222   2022-04-21   
856-344 7 Laurel Springs NJ CMDNNJCE58Z  318J COMCAST IP PHONE, LLC 222   2011-07-24   
856-344 8 Laurel Springs NJ CMDNNJCEX8Z  637C ONVOY, LLC - NJ 222   2010-10-24   
856-344 9 Laurel Springs NJ CMDNNJCEXFZ  264F PEERLESS NETWORK OF NEW JERSEY, LLC - NJ 222   2013-04-14   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.