Tri-State Coin Show

Harbor Room, Diamond Jo Casino

301 Bell St, Dubuque, IA 52001, USA

Tri-State Coin Show is a coin show in Dubuque, Iowa at Harbor Room. The next date is Sun, October 18, 2026. Admission is $1. Neil Aitchison. 563-590-9623 or AITCHISONCOINS@AOL.COM.\n\n. Collectors and dealers meet to buy, sell, and trade coins, paper currency, and precious metals, and you can add the event to your calendar from this page.