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: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 277

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-277 A Byron Center MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348      
616-277 0 Byron Center MI GDRPMIBL54Z  1200 TALK AMERICA INC. - MI 348   2006-01-12   
616-277 1 Byron Center MI GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2006-10-08   
616-277 2 Byron Center MI GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2008-09-17   
616-277 3 Byron Center MI GDRPMIBL54Z  1200 TALK AMERICA INC. - MI 348   2009-03-07   
616-277 4 Byron Center MI GDRPMIBL15Z  516C AT&T CORP. 348   2007-02-22   
616-277 5 Byron Center MI GDRPMIBQ1MD  4632 TELNET WORLDWIDE, INC. 348   2004-12-18   
616-277 6 Byron Center MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2019-12-26   
616-277 7 Byron Center MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2011-02-25   
616-277 8 Byron Center MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-04-07   
616-277 9 Byron Center MI GDRPMIBLXDZ  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-04-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.