The O'Fallon Chamber is here to provide you with opportunities for success through networking, legislative action and business development. Through its membership, the Chamber continues our mission of working with businesses to build relationships and providing value to our members and Community. Our outlook on the Community is regional and we strive to keep O'Fallon a vital and growing economic haven for our families and businesses.

The O'Fallon Chamber recognizes the importance of community and we are actively working to encourage, support and promote our member businesses to each other and to our residents. We encourage you to join us in our efforts.

Registration for the 22nd annual
Golf Tournament is now open!
The O’Fallon Chamber will be raffling off the chance to win a vacation package on September 8th 
at the Chamber Golf Tournament!
Our 5th annual Trivia Night will
be a hit for sports lovers!
Online training classes now available!