Ames 3-Marshalltown 2 (25-10, 21-25, 22-25, 25-23, 15-13)
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Ballard 3-Perry 0 (25-8, 25-10, 25-12)
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Bishop Heelan 3-LeMars 0 (25-21, 25-18, 25-21)
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Boone 3-Denison-Schleswig 0 (25-16, 25-14, 26-24)
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Carlisle 3-Des Moines Hoover 0 (25-8, 25-10, 25-13)
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Carroll 3-Storm Lake 0 (25-16, 25-23, 25-17)
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Cedar Rapids Jefferson 3-Cedar Rapids Washington 0 (25-19, 25-23, 26-24)
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Clinton 3-Central DeWitt 0 (25-17, 25-11, 25-12)
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Davenport Central 3-Davenport West 0 (25-13, 25-19, 25-19)
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Decorah 3-Mason City 2 (22-25, 26-24, 25-23, 12-25, 15-12)
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Des Moines Lincoln 3-Des Moines East 0 (25-11, 25-17, 25-17)
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Dubuque Hempstead 3-Davenport North 0 (25-17, 25-22, 25-20)
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Fort Madison 3-Keokuk 2 (25-20, 25-27, 25-23, 23-25, 15-11)
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Humboldt 3-Spencer 0 (25-22, 25-18, 25-16)
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Independence 3-Maquoketa 1 (25-21, 25-18, 22-25, 25-7)
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Iowa City West 3-Waterloo East 1 (25-14, 25-17, 22-25, 25-14)
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Mount Pleasant 3-Burlington 2 (25-23, 18-25, 25-23, 10-25, 15-7)
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Ottumwa 3-Des Moines North 0 (25-6, 25-15, 25-6)
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Pella 3-Newton 0 (25-19, 25-16, 25-12)
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Sergeant Bluff-Luton 3-Glenwood 0 (25-20, 25-22, 25-13)
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Sioux City West 3-Council Bluffs Jefferson 0 (25-13, 25-16, 25-16)
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Waverly-Shell Rock 3-Gilbert 0 (25-13, 25-17, 25-6)
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Webster City 3-Fort Dodge 2 (23-25, 25-21, 25-18, 19-25, 15-11)
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Winterset 3-Creston 0 (25-17, 25-18, 25-17)
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