Home | Site Index | About IHSA | About IHSA.org | Feedback   Index of IHSA Schools: O Oak Forest Oak Lawn (Community) Oak Lawn (Richards) Oak Lawn (South Side Baptist) Oak Park (Fenwick) Oak Park (O.P.-River Forest) Oakland — Oakwood, see Fithian (Oakwood) Oblong Odin O'Fallon Ohio — Okaw Valley, see Bethany (Okaw Valley) Okawville Olney (East Richland) — Olympia, see Stanford (Olympia) Olympia Fields (Rich Central) Oneida (ROWVA) Orangeville Oregon Orion Orland Park (Sandburg) — Orr, see Chicago (Orr) Oswego (East) Oswego (H.S.) Ottawa (Marquette) Ottawa (Twp.) — Our Lady of Tepeyac, see Chicago (Our Lady of Tepeyac) Home | Site Index | About IHSA | About IHSA.org | Feedback