DSO Information

DSO Eastern Ontario Offices

Our offices are located as follows:

Telephone: 1-855-376-3737
Fax: 1-855-858-3737

Area: Stormont, Dundas & Glengarry (SD&G)

Office: 280 Ninth St W
           Cornwall, ON  K6J 3A6
Drop-in: Wednesdays 8:30 - 3:30pm

Area: Prescott - Russell


Office: 657, rue Principale, P.O.Box 849  
           Casselman, ON  K0A 1M0    
Drop-in: Tuesdays 8:30 - 3:30pm

Area: Ottawa

Office: 200 - 150 Montreal Rd,
                     Ottawa, ON   K1L 8H2
Drop-in: Tuesdays and Thursdays 8:30 - 3:30pm

Area: Renfrew County

Office: 77 Mary Street,  
           Pembroke, ON   K8A 5V4
Drop-in: Mondays 8:30 - 3:30pm

If you wish to register, please email your information to referrals@dsoer.ca and provide name, contact information and brief description of your situation.