The IHSAA has released the brackets for the 2019 Class 3A high school boys basketball substate playoffs.
Here is the schedule for each of the eight substate regions.
CLASS 3A
Substate 1
Monday, Feb. 18
At Sergeant Bluff-Luton
Sergeant Bluff-Luton vs. Humboldt
Spencer vs. MOC-Floyd Valley
At LeMars
LeMars vs. Spirit Lake
Storm Lake vs. Bishop Heelan
Thursday, Feb. 21
Sergeant Bluff-Luton/Humboldt vs. Spencer/MOC Floyd Valley
LeMars/Spirit Lake vs. Storm Lake/Bishop Heelan
Monday, Feb. 25
At Sioux City
Substate championship
Substate 2
Monday, Feb. 18
At Clear Lake
Clear Lake vs Hampton-Dumont
Waverly-Shell Rock vs. Algona
At Webster City
Webster City vs. Decorah
Charles City vs. Iowa Falls -Alden
Thursday, Feb. 21
Semifinals
Monday, Feb. 25
At Mason City
Substate championship
Substate 3
Monday, Feb. 18
At West Delaware
West Delaware vs. West Liberty
Center Point vs. Benton Community
At Xavier
Vinton-Xavier vs. Shellsburg
Assumption vs. Clear Creek
Thursday, Feb. 21
Semifinals
Monday, Feb. 25
At U.S. Cellular Center, Cedar Rapids
Substate championship
Substate 4
Monday, Feb. 18
At Maquoketa
Maquoketa vs. Independence
Central Dewitt vs. Solon
At Marion
Marion vs. Animosa
Wahret vs. Mount Vernon
Thursday, Feb. 21
Semifinals
Monday, Feb. 25
At U.S. Cellular Center, Cedar Rapids
Substate championship
Substate 5
Monday, Feb. 18
At Osklaloosa
Oskaloosa vs. South Tama County
Washington vs. Fort Madison
At Fairfield
Fairfield vs. Centerville
Mount Pleasant vs. Keokuk
Thursday, Feb. 21
Semifinals
Monday, Feb. 25
Substate championship
Substate 6
Monday, Feb 18
At Pella
Pella vs. Newton
Carlisle vs. Grinnell
At Ballard
Ballard vs. Knoxville
Bondurant-Farrar vs. Nevada
Tuesday, Feb. 21
Semifinals
Monday, Feb. 25
Substate championship
Substate 7
Monday, Feb. 18
At Norwalk
Norwalk vs. Clarke
Boone vs. Dallas Center
At Gilbert
Gilbert vs. Saydel
ADM vs. North Polk
Thursday, Feb. 21
Semifinals
Monday Feb. 25
Substate championship
Substate 8
Monday, Feb. 18
At Carroll
Carroll vs. Perry
Winterset vs. Harlan
At Glenwood
Glenwood vs. Preston
Denison-Schleswig vs. Atlantic
Thursday, Feb. 21
Semifinals
Monday, Feb. 25
At Atlantic
Substate championship