Hawkeye 10:
- (3-0) St. Albert 25-25-25, Atlantic 11-15-6
- (3-0) Harlan 25-25-25, Lewis Central 9-18-12
- (3-0) Kuemper Catholic 25-25-25, Creston 13-22-16
- (3-0) Glenwood 25-25-25 Denison-Schleswig 13-18-14
- (3-0) Clarinda 29-25-25 Shenandoah 27-12-15
Western Iowa:
- (3-1) Audubon 25-18-25-25, A-H-S-T 18-25-17-15
- (3-1) IKM-Manning 25-19-25-25, Tri-Center 12-25-18-22
- (3-0) Missouri Valley 25-25-25, Riverside 8-12-15
- (3-0) Underwood 25-25-25, Logan-Magnolia 12-11-19
- (3-0) Treynor 25-26-25 Griswold 18-24-16
Rolling Valley:
- (3-2) Ar-We-Va 25-25-20-25-15, Woodbine 19-27-25-20-4
- (3-0) Coon Rapids-Bayard 25-25-25, Exira/EHK 19-11-19
- (3-0) Glidden-Ralston 27-25-27, Charter Oak-Ute 25-12-25
- Boyer Valley 25-25-25, West Harrison 19-17-13
Others:
- (3-2) Bedford 25-21-21-25-15, East Union 15-25-25-16-9
- (3-0) Carroll 25-25-25, Carlisle 11-21-22
- (2-1) CB Abraham Lincoln 16-25-18, Sergeant Bluff-Luton 25-11-16
- (2-0) CB Abraham Lincoln 25-25, CB Thomas Jefferson 13-7
- (2-0) Sergeant Bluff-Luton 25-25, CB Thomas Jefferson 22-16
- (2-0) Melcher-Dallas 25-25, Orient-Macksburg 8-11
- (3-2) Mount Ayr 25-22-18-25-15, Lenox 15-25-25-19-11
- (3-0) Sidney 25-25-25, Clarinda Academy 8-4-8
- (3-0) Stanton 25-25-25, East Mills 18-18-13
- (3-2) West Central Valley 27-18-22-25-15, Madrid 25-25-25-21-8