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: 208 [Rate centres in NPA 208] [Dial plan for NPA 208]

NXX: 856

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
208-856 A Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652      
208-856 0 Melba ID BOISIDMAXYX  192F BANDWIDTH.COM CLEC, LLC - ID 652   2008-11-30   
208-856 1 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2012-09-26   
208-856 2 Melba ID BOISIDMAX2X  7558 LEVEL 3 COMMUNICATIONS, LLC - ID 652   2008-04-03   
208-856 3 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2013-01-26   
208-856 4 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2016-03-18   
208-856 5 Melba ID BOISIDMAXPX  508J CENTURYLINK COMMUNICATIONS, LLC 652   2014-07-28   
208-856 6 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2016-03-18   
208-856 7 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2011-10-21   
208-856 8 Melba ID BOISIDMAXYX  192F BANDWIDTH.COM CLEC, LLC - ID 652   2015-02-22   
208-856 9 Melba ID BOISIDMAXIX  689F ONVOY, LLC - ID 652   2012-12-17   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.