Loading Events

« All Events

  • This event has passed.

All Chicago Open (ACO)

September 27, 2025 @ 3:00 pm 5:00 pm

Join us for the 2025 ACO Reimagined:
A celebration of the 86th Anniversary
of Chicago’s 1st A.A. meeting
New time, new format, same venue
The All Chicago Open Planning
Committee seeks ALL Chicagoland
A.A.’s to provide a warm, welcome,
and self-supporting celebration
Help organize and reimagine the
Area’s biggest celebration
We welcome you to join our planning
committee meetings on the THIRD
WEDNESDAY of each month

HARRIS THEATER

205 EAST RANDOLPH
CHICAGO, Illinois 60601 United States
+ Google Map
View Venue Website

Serving Springfield, Chatham, Petersburg, Virden-Girard & Mason City