Illinois:

• Windy City Soul Club (Chicago)
• Alchemical Splendor @ Late Bar (Chicago)

Wisconsin:

• Hotpants (Minneapolis)
• Soul Hole (Milkwaukiee)

Michigan:

• Ann Arbor Soul Club

Ohio:

Indiana:

Minnesota:

Kansas:

Iowa:

If there's anything you think deserves to be added, just comment and I'll get to it within a day or so. :-)