Beulah def. Hazen, 20-25, 22-25, 25-22, 25-18, 16-14

Bishop Ryan def. Velva/Sawyer, 25-19, 16-25, 25-20, 25-17

Bismarck Century def. Bismarck High, 25-21, 25-22, 25-22

Bismarck Legacy def. Minot, 25-15, 25-16, 25-17

Bottineau def. Dunseith, 25-9, 25-21, 25-10

Carrington def. Park River/Fordville Lankin, 25-12, 25-13, 25-15

Center-Stanton def. New Salem-Almont, 25-11, 25-10, 26-24

Des Lacs-Burlington def. Ray, 25-8, 25-8, 25-14

Devils Lake def. Fargo South, 19-25, 25-16, 25-18, 27-25

Dickinson def. Watford City, 25-20, 25-19, 25-23

Dickinson Trinity def. Glen Ullin-Hebron, 25-12, 25-7, 25-10

Divide County def. Tioga, 25-23, 25-14, 25-13

Enderlin def. Maple Valley, 14-25, 29-27, 25-21, 27-25

Fargo Davies def. Valley City, 25-14, 23-25, 25-21, 25-20

Fargo North def. Wahpeton, 23-25, 25-22, 20-25, 25-9, 15-5

Fargo Oak Grove Lutheran def. Tri-State, 25-10, 25-9, 25-19

Finley-Sharon/Hope-Page def. Griggs County Central, 25-12, 25-17, 26-24

Flasher def. Washburn, 25-8, 25-11, 25-11

Garrison-Max def. Powers Lake, 3-0

Hankinson def. Sargent Central, 25-18, 25-18, 25-12

Harvey-Wells County def. St. John, 25-20, 25-14, 25-17

Hatton-Northwood def. Drayton/Valley-Edinburg, 25-14, 25-17, 25-19

Hillsboro/Central Valley def. North Border, 25-21, 23-25, 25-23, 25-17

Jamestown def. Bismarck St. Mary's, 3-1

Kenmare def. Glenburn, 18-25, 25-22, 25-16, 25-18

LaMoure-Litchville-Marion def. Ellendale, 25-16, 25-22, 25-18

Lemmon, S.D. def. Mott-Regent, 25-18, 25-20, 25-17

Linton-HMB def. Kidder County, 25-10, 25-8, 25-9

Midway-Minto def. Dakota Prairie, 27-25, 14-25, 23-25, 25-21, 15-9

Milnor-North Sargent def. Lisbon, 3-1

Napoleon def. Strasburg-Zeeland, 25-15, 25-10, 25-10

Newburg-Westhope def. Rolla, 3-0

North Star def. Minot Our Redeemer's, 25-20, 25-21, 25-20

Rugby def. Nedrose, 25-9, 25-11, 25-14

Sheyenne def. Grand Forks Central, 25-17, 25-15, 25-15

Shiloh Christian def. Wilton-Wing, 25-6, 25-6, 25-15

Stanley def. Killdeer, 25-18, 25-13, 25-21

Thompson def. Grafton/St. Thomas, 3-0

Towner-Granville-Upham def. South Prairie, 25-22, 16-25, 25-27, 28-26, 15-2

Trenton def. White Shield, 25-11, 25-8, 25-10

Turtle Lake-Mercer-McClusky def. Grant County, 25-13, 25-11, 25-15

West Fargo def. Grand Forks Red River, 25-21, 25-13, 25-20

Wyndmere-Lidgerwood def. Kindred, 27-25, 21-25, 25-13, 25-20