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Please take a few minutes to let us know how we are doing.  Use the link below (Please select DSO Hamilton Niagara)

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Contact Us 

Anyone can call us for information, consultation or to get some help.  Please know informed consent is required in order to disclose any client related information. 

Our business hours are Monday to Friday, 8:30 am – 4:30 pm except on statutory holidays.  Evening and weekend by appointment only.

For eligibility information call: 1 877 376 4674 ext. 340 or email:  If you are new to adult developmental services, submitting documentation or have questions related to the DS eligibility process please don’t hesitate to call or email our Intake and Eligibility staff.

Application completion and service recommendations – if you are in the process of completing the ADSS/SIS with a DSO staff member please contact your Assessor directly. Their name will be on the letter you received to book your application appointments.

Service Navigation - call 1 877 376 4674 ext. 212 (please leave a message and we will get back to you) or email Service Navigation at The Service Navigation team responds to callers known to the DSO including family members and service providers.  Please call about any changing needs or questions you have. 

DSO Hamilton-Niagara Region

c/o Contact Hamilton,
140 King Street East, Suite 4,
Hamilton, ON, L8N 1B2
Parking Instructions

Hamilton: 905-297-5604
Brant: 905-512-0010
Niagara: 289-477-5305
Haldimand, Norfolk, Six Nations, New Credit: 905-296-0104

Toll-Free Phone: 1-877-DSO-HNR4 / 1-877-376-4674

TTY:  905-667-0672

Toll-Free Fax: 1-844-777-6663


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How to Reach Us:
140 King Street East, Suite 4
Hamilton, ON, L8N 1B2
Phone: 905-570-8888