Coal City upended host Manteno, 25-21, 25-20, Thursday night in the championship match at the Class 3A Manteno Girls Volleyball Regional.
They will face Lincoln-Way West on Tuesday at their own sectional at 6 p.m.
Seneca def. Amboy,
Seneca rolled to the championship Thursday night at the Class 2A Somonauk Regional.
Next up for the Irish is a match Tuesday at 7 p.m. at the El Paso-Gridley Sectional against Watseka.
The battle of Little Ten Conference rivals for the championship at the Class 1A Hinckley-Big Rock Regional went to Newark on Thursday.
Newark moves onto the Harvest Christian Academy Sectional, where it will play the host school Tuesday at 6 p.m. in Elgin.