Hawkeye 10:
- (3-0) Clarinda 25-25-25, Atlantic 7-13-10
- (3-0) Harlan 25-25-27, Kuemper Catholic 16-15-25
- (3-1) Lewis Central 25-25-20-25, Red Oak 18-23-25-15
- (3-0) St. Albert 25-25-26, Creston 6-15-24
Western Iowa:
- (3-2) Griswold 23-17-25-25-15, Tri-Center 25-25-20-15-9
- (3-0) IKM-Manning 25-25-25, Riverside, Oakland 15-7-15
- (3-0) Missouri Valley 25-25-25, Logan-Magnolia 11-16-15
Rolling Valley:
- (3-0) Adair-Casey 25-25-25, CAM 10-13-16
- (3-0) Ar-We-Va 25-25-25, Charter Oak-Ute 19-15-19
- (3-1) Coon Rapids-Bayard 17-25-25-25, Boyer Valley 25-13-14-18
- (3-0) Exira-EHK 25-25-25, Paton-Churdan 15-19-16
- (3-0) Exira-EHK 25-25-25, West Harrison 14-4-17
- (3-1) Woodbine 17-25-25-25, Glidden-Ralston 25-10-22-15
- (3-0) Paton-Churdan 25-25-25, West Harrison 22-22-17
Others:
- (2-1) CB Abraham Lincoln 22-25-15, Bishop Heelan Catholic 25-19-12
- (2-0) CB Abraham Lincoln 25-25, Sioux City, East 17-12
- (3-0) Earlham 25-26-25, Panorama 15-24-20
- (3-0) East Mills 25-25-25, Heartland Christian 20-20-11
- (3-2) East Union 14-19-25-25-15, Nodaway Valley 25-25-20-23-10
- (3-1) Fremont-Mills 25-20-26-25, Sidney 12-25-24-19
- (3-0) Guthrie Center 25-25-25, West Central Valley 8-15-9
- (2-0) Sioux City East 25-25, CB Thomas Jefferson 17-10
- (3-1) Southwest Valley 20-25-25-25, Lenox 25-14-20-19
- (3-0) Stanton 25-25-25, Essex 14-5-17