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Welcome to Colonel By Secondary School

Posted On November 10

Principal's Monthly Newsletters

School News
Posted On March 6

CB's MSA Annual Ramadan Iftar CANCELLED due to weather

School News
Posted On February 2

Guest Speaker: Dr. Guo February 9th, 2026

School News
Posted On January 27

Guest Speaker: Stefan Supplice January 28th, 2026

School News
Posted On November 27

High School Information Sessions

School News
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Welcome to Colonel By Secondary School

Colonel By SS
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Mar 23

All Day

Day 4

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Mar 23

All Day

OSSLT

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Mar 23

8:00am - 3:30pm

Field Trip - SBI3UE (Langley)

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Weigh In Wednesday

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Weigh in Wednesday!
Email

Report an Absence

Please call or email (24hours) if your child is going to be absent: Phone: 613-745-9411 (Press 1) or email [email protected].

Our District

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Register for school at the OCDSB
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Student & Family Support Office
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See our open career opportunities

We acknowledge that our learning is taking place on unceded Algonquin Anishinaabe homelands. We honour the people and the land of the Algonquin Anishinaabe nation.