Benson County def. New Rockford-Sheyenne, 25-18, 25-20, 25-11

Beulah def. Richardton-Taylor, 25-19, 20-25, 25-21, 27-29, 15-12

Bismarck Century def. Minot, 25-14, 25-23, 25-14

Bismarck High def. Dickinson, 22-25, 25-21, 25-19, 25-9

Carrington def. Griggs County Central, 25-16, 25-16, 25-16

Central Cass def. Thompson, 18-25, 25-18, 25-18, 25-21

Dickinson Trinity def. Killdeer, 25-17, 27-25, 25-19

Drake/Anamoose def. Newburg-Westhope, 25-19, 25-19, 25-17

Drayton-St. Thomas def. Minto, 21-25, 25-14, 25-19, 25-14

Fargo North def. Fargo South, 25-12, 25-21, 25-19

Fargo Shanley def. West Fargo, 25-13, 23-25, 25-21, 18-25, 16-14

Glen Ullin-Hebron def. Hazen, 25-21, 26-24, 25-23

Grand Forks Red River def. Grand Forks Central, 25-22, 25-13, 25-14

Grant County def. New Salem, 25-8, 26-24, 25-15

Hankinson def. Fairmount-Campbell-Tintah, 25-13, 25-18, 25-13

Harvey-Wells County def. Bottineau, 25-19, 25-27, 22-25, 26-24, 16-14

Hatton-Northwood def. Larimore, 25-7, 25-19, 25-18

Hettinger/Scranton def. Bowman County, 20-25, 25-21, 25-9, 25-22

Hillsboro/Central Valley def. Midway, 25-9, 25-16, 25-12

Kenmare def. Surrey, 25-15, 25-16, 25-17

Lakota/Adams-Edmore def. Cavalier, 25-15, 25-13, 25-22

LaMoure def. Wyndmere-Lidgerwood, 25-15, 25-18, 25-11

Linton-HMB def. Central Prairie, 25-12, 25-10, 25-9

Maple Valley def. Litchville-Marion/Montpelier, 25-6, 25-18, 25-15

May Port CG def. Dakota Prairie, 25-7, 25-10, 25-13

Minot Bishop Ryan def. Glenburn, 25-12, 25-23, 20-25, 25-14

Minot Our Redeemer’s def. Lewis and Clark, 31-29, 27-25, 25-18

Mohall-Lansford-Sherwood def. Des Lacs-Burlington, 25-14, 25-9, 25-10

Napoleon def. Edgeley-Kulm, 25-12, 25-8, 25-6

North Border def. Valley-Edinburg, 22-25, 9-25, 25-14, 25-21, 15-6

North Sargent def. Milnor, 20-25, 25-19, 25-16, 21-25, 15-11

North Star def. Langdon, 23-25, 25-18, 25-17, 25-16

Northern Cass def. Lisbon, 25-18, 27-25, 25-14

Oakes def. Enderlin, 25-16, 25-22, 25-19

Park River/Fordville Lankin def. Grafton, 25-19, 25-11, 22-25, 25-14

Pingree/Buchanan-Kensal def. Kidder County, 25-16, 25-19, 23-25, 25-8

Ray def. Stanley, 25-20, 18-25, 25-19, 25-21

Rolla def. Rolette-Wolford, 26-24, 25-23, 25-15

South Border def. Ellendale, 16-25, 25-13, 25-15, 30-28

Trinity Christian def. Powers Lake, 10-25, 25-10, 25-22, 25-19

Turtle Lake-Mercer def. Garrison-Max, 25-11, 25-10, 25-20

Valley City def. Devils Lake, 20-25, 25-17, 25-12, 25-20

Velva def. Rugby, 25-22, 25-11, 13-25, 25-20

Wilton-Wing def. Center-Stanton, 27-25, 25-12, 25-21