Ontario Chamber of Commerce
500 East "E" Street
Suite 200
Ontario CA 91764

Telephone:        (909) 984-2458
FAX:                  (909) 984-6439
E-mail:    info@ontario.org

 

Hours of operation:
Monday-Thursday 9:00 am to 4:00 pm         
click here for a map

 

To provide better assistance please contact the Ontario Chamber of Commerce prior to your arrival


Stephanie Palomar
Interim Executive Director