ChamberMaster Template Portage Supper Club Restaurant Portage Supper Club Visit Website Request Info 3725 2nd Ave N Great Falls, MT 59401 (406) 952-0035 About Map About Portage Supper Club is a family owned restaurant located in Great Falls, MT. The route taken by the Lewis and Clark Expedition in 1805 was called the Great Falls Portage. They portaged around the Gre What's Nearby? Distance: 5 10 15 20 25 50 mi.