Halton District School Board
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Halton District School Board 

Phone: (905) 335 - 3663 ext 3260 
 
 
 
Hours of Operation: Monday to Friday, 8:30 am to 4:30 pm (EST)

OneHSN Support will be closed for the Thanksgiving Holiday on October 12th, 2026. We will respond to your request during regular business hours.
Session: 6e4dddda-80df-4047-9847-c158019f2e1a
Request: a21f7324-6fd5-4217-b13a-a1237d835a36
Timestamp: 10/1/2026 6:07:42 PM +00:00
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