Last names starting with "O"
Looking for Horizon High School Anaheim, CA alumni not listed? If so, check out Classmates.com® - hundreds of more HHS alumni have posted their profiles.
About the Horizon High School Alumni Directory
Check out all of the names of the Horizon High School alumni that attended high school in Anaheim that are listed above. Registering will allow you to join the directory. If you are an alumn of Horizon you should register now in the alumni directory. We also encourage you to interact with the rest of the alumni on this site. You can find old friends, share photos and stay updated on the latest school news.