Tested and supported internet modems

October 8, 2021

The modems below have been tested and approved by GCI for each of the plans and speeds referenced in the chart. You can find your modem model on the back of the device, usually on a product information sticker. If you do not have one of the modems listed below and are having trouble with your internet connectivity, please contact us for a free replacement.

Supported Modems

  Brand    Model   Supported Internet Plans
  Sagemcom       Fast3896U   2 GIG red, Fastest, Faster, Fast   
  Sagemcom   Fast3896UM      2 GIG red, Fastest, Faster, Fast
  Hitron   Coda 4582   2 GIG red, Fastest, Faster, Fast
  Hitron   Coda 45   2 GIG red, Fastest, Faster, Fast
  Hitron   CDA3-35   Fastest, Faster, Fast
  Hitron   CDA-3   Fastest, Faster, Fast
  Arris   CM820   Fast
  NETGEAR   CM2000   2 GIG red, Fastest, Faster, Fast
  NETGEAR   CM1000   2 GIG red, Fastest, Faster, Fast