SteamIDs are unique IDs that are 17 digits for Steam users to identify themselves on servers or other online games. Server owners can use a SteamID to add and remove admins from Steam game servers and add users to ban lists or whitelists. SteamIDs are quickly found through the Steam Client and third-party websites such as STEAMID I/O.

How to Find a User's SteamID (Steam Client)

  1. Open steam.

  2. On the top right click your profile. Then account details.

  3. Under your username you will see your unique ID.

How to Find a User's SteamID (STEAMID I/O)

  1. Go to the steamid.io website.

  2. In the Input field, enter one of the following:

  3. The lookup will return a SteamID64 and the user's name.