Oneida Casino West Mason
Tribal casino in Green Bay, WI · 2522 W Mason St, Green Bay, WI 54303
Owned by the Oneida Nation
+18002384263
How old do you have to be to gamble at Oneida Casino West Mason?
18+ or 21+, depending on the casino.
Owned by the Oneida Nation.
Regulated by the tribe's gaming commission under IGRA and its tribal-state compact, with NIGC oversight.
Source: https://www.nigc.gov/wp-content/uploads/2025/08/06172025TribesByStatesList.pdf, verified 2026-10-22.
Last checked 2026-10-22.
Directory listing compiled from public operator and property information. Confirm hours and ID rules with the venue before you go.
18+ or 21+, depending on the casino.
Need help with gambling? Call or text the National Problem Gambling Helpline at 1-800-MY-RESET (1-800-697-3738). It's run by the National Council on Problem Gambling.