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: 326

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-326 A Rockford MI GDRPMIBL15Z  516C AT&T CORP. 348      
616-326 0 Rockford MI BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-24   
616-326 1 Rockford MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2012-08-12   
616-326 2 Rockford MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-05-26   
616-326 3 Rockford MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-01-05   
616-326 4 Rockford MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-11-15   
616-326 5 Rockford MI WYNGMIKAGT2  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 348   2019-02-15   
616-326 6 Rockford MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-19   
616-326 7 Rockford MI GDRPMIBL15Z  516C AT&T CORP. 348   2011-09-11   
616-326 8 Rockford MI GDRPMIBL40Z  318J COMCAST IP PHONE, LLC 348   2015-04-21   
616-326 9 Rockford MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-12-14   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.