Beach def. Mott-Regent, 3-0

Benson County def. St. John, 24-26, 16-25, 25-19, 25-8, 15-11

Bottineau def. Drake/Anamoose, 25-11, 22-25, 25-11, 25-23

Bowman County def. Richardton-Taylor, 25-23, 25-19, 26-24

Cavalier def. Midway-Minto, 23-25, 25-13, 25-18, 25-18

Central Cass def. Tri-State, 25-7, 25-23, 25-22

Des Lacs-Burlington def. Minot Bishop Ryan, 22-25, 25-15, 25-13, 25-18

Dickinson def. Turtle Mountain, 25-8, 25-9, 25-9

Edgeley-Kulm def. Kidder County, 25-12, 25-21, 25-23

Ellendale def. Leola/Frederick, S.D., 25-23, 25-17, 25-22

Fargo Davies def. Fargo North, 25-9, 14-25, 25-17, 25-22

Fargo Shanley def. Fargo South, 25-17, 25-14, 25-12

Garrison-Max def. Turtle Lake-Mercer-McClusky, 25-16, 25-15, 23-25, 25-15

Glenburn def. Mohall-Lansford-Sherwood, 25-17, 22-25, 25-20, 25-23

Grand Forks Central def. East Grand Forks, Minn., 25-22, 25-22, 18-25, 25-23

Grant County def. Washburn, 3-0

Griggs County Central def. Larimore, 25-18, 19-25, 25-20, 26-24

Hankinson def. Wyndmere-Lidgerwood, 25-11, 27-25, 25-23, 25-23, 16-14

Harvey-Wells County def. New Rockford-Sheyenne, 25-19, 25-21, 25-23

Herreid/Selby Area, S.D. def. Linton-HMB, 25-12, 25-23, 25-23

Hillsboro/Central Valley def. Hatton-Northwood, 27-25, 23-25, 25-13, 25-21

Kenmare def. Tioga, 25-8, 25-18, 25-9

Killdeer def. Glen Ullin-Hebron, 25-21, 25-19, 25-19

LaMoure-Litchville-Marion def. Maple Valley, 25-11, 25-5, 25-9

Langdon-Edmore-Munich def. Dunseith, 25-5, 25-6, 25-14

Lewis and Clark def. Surrey, 18-25, 21-25, 25-18, 25-9, 15-10

May Port CG def. Finley-Sharon/Hope-Page, 24-26, 12-25, 25-17, 25-14, 17-15

Medina-Pingree-Buchanan def. Wilton-Wing, 25-17, 25-10, 25-15

Minot Our Redeemer's def. South Prairie, 25-8, 25-7, 25-9

Nedrose def. Newburg-Westhope, 25-13, 25-19, 23-25, 25-19

North Star def. Rolla, 25-17, 25-13, 25-23

Oakes def. South Border, 25-9, 25-14, 25-21

Park River/Fordville Lankin def. Grafton/St. Thomas, 25-15, 25-10, 25-10

Powers Lake def. Stanley, 25-23, 23-25, 25-16, 26-24

Ray def. Burke County, 25-14, 25-15, 25-17

Rolette-Wolford def. Dakota Prairie, 25-18, 25-20, 25-22

Shiloh Christian def. Napoleon, 25-16, 25-18, 19-25, 25-22

Thompson def. North Border, 25-8, 25-14, 25-20

Timber Lake, S.D. def. Standing Rock, 25-21, 25-7, 25-19

Trenton def. Parshall, 20-25, 25-21, 25-22, 25-22

Valley City def. Devils Lake, 25-16, 19-25, 20-25, 25-12, 15-13

Wahpeton def. Grand Forks Red River, 25-12, 25-21, 25-22

West Fargo def. Sheyenne, 25-18, 25-14, 26-24