O'fallon High School Alumni

O'fallon, Illinois (IL)

Military Alumni

Military High School Alumni

Honoring Our Heroes

This area is dedicated to our alumni that have served or are serving in our armed forces!

Lost Class Rings

Have you lost your O'fallon High School class ring? Have you found someone's class ring? Visit our Panthers lost class ring page to search for your class ring or post information about a found ring.

Alumni Stories

No current Alumni stories posted.
Click here to post an Alumni story.

Classmates Spotlight

O'fallon High School Classmates

Norm Stark
Class of '72

School News

OTHS Classes 76-77-78-79 Reunion Party

July 22, 2017 - Knights of Columbus
Join our Reunion Group page at www.facebook.com/groups/OTHSReunion
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Your fellow Panthers want to know what you have been up to since you left the halls of O'fallon High School. Submit your own holiday stories, achievements and photos in our Alumni Stories section. Read other classmate’s stories and see what they have been up to over the years.