Bismarck-Mandan Elks Lodge #1199 (1199 Speakeasy Lounge)

The sources give the same night and time, but none confirms recent activity.

The venue's own event listings show a recurring Blues Jam every Tuesday from 6 to 9 PM in the 1199 Speakeasy Lounge, with dated instances on Sep 1, 8, 15, and 22, 2026, hosted by Jennifer Lyn & The Groove Revival (checked Sep 7, 2026) [s1]. The Venue's Website also describes the Speakeasy Lounge [s2]. Its contact page lists the address as 900 S Washington Street [s3].