Football Schools: O — 2010-11 

Last updated at 11:06 a.m. on Wednesday, October 6, 2010.

O'Fallon (H.S.)

Oak Forest

Oak Lawn (Community)

Oak Lawn (Richards)

Oak Park (Fenwick)

Oak Park (O.P.-River Forest)

Oakland [Tri-County Coop]

Oblong

Olney (East Richland) [Coop]

Olympia Fields (Rich Central)

Oneida (ROWVA) [Mid-County Coop]

OPEN

Orangeville

Oregon

Orion

Orland Park (Sandburg)

Oswego (East)

Oswego (H.S.)

Ottawa (Marquette)

Ottawa (Twp.)