Waterloo HS Waterloo, IL Alumni List 
Last names starting with "O"
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About the Waterloo High School Alumni Directory
Check out all of the names of the Waterloo High School alumni that attended high school in Waterloo that are listed above. Registering will allow you to join the directory. If you are a Waterloo alumn, we encourage you to register and be sure to sign up for the alumni newsletter.
School's Address:
200 Bellefontaine Dr
Waterloo, Illinois 62298
200 Bellefontaine Dr
Waterloo, Illinois 62298
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