The Class B and A girls region pairings were released Saturday, with action starting on Monday.

In Region 3B, No. 8 seed Wessington Springs plays No. 9 Estelline/Hendricks at 7 p.m., in Estelline. The winner plays at No. 1 seed Castlewood at 7 p.m. on Tuesday.

In Region 4B, Hanson is the No. 1 seed and will host Chester Area or Elkton-Lake Benton at 7 p.m. in Alexandria. No. 4 Howard hosts No. 5 Dell Rapids St. Mary at 7 p.m. on Tuesday.

In first round action, No. 7 Mitchell Christian hosts Oldham-Ramona/Rutland at 7 p.m. Monday, with the winner playing at Ethan on Tuesday. No. 6 Sanborn Central/Woonsocket plays at No. 3 Colman-Egan at 7 p.m. Tuesday.

In Region 5B, No. 8 Freeman hosts No. 9 Canistota at 7 p.m. on Monday. The winner plays Viborg-Hurley at 7 p.m. on Tuesday in Hurley. No. 4 Bridgewater-Emery hosts No. 5 Irene-Wakonda at 7 p.m. on Tuesday. No. 2 Menno hosts the Centerville/Gayville-Volin winner at 7 p.m. Tuesday. No. 3 Scotland hosts the Alcester-Hudson/Freeman Academy/Marion winner at 7 p.m. Tuesday.

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In Region 6B, No. 8 Colome hosts No. 9 Marty at 7 p.m. Monday, with the winner playing at No. 1 Corsica-Stickney at 7 p.m. Tuesday. No. 4 Tripp-Delmont/Armour hosts No. 5 Burke at 7 p.m. Tuesday, in Armour. No. 7 Platte-Geddes hosts No. 10 Bon Homme at 7 p.m. Monday, while the winner plays at No. 2 Andes Central/Dakota Christian at 7 p.m. Tuesday. No. 6 Avon plays No. 11 Gregory at 7 p.m. Monday, with the winner playing at No. 3 Kimball/White Lake at 7 p.m. Tuesday.

In Region 7B, Lyman plays No. 1 White River on Tuesday.

In Region 5A, No. 4 Wagner plays No. 5 Madison at 7 p.m. Tuesday, with the winner playing No. 1 McCook Central/Montrose at 7 p.m. Thursday. No. 3 Mount Vernon/Plankinton plays No. 6 at 7 p.m. Tuesday, while the winner plays at No. 2 Parkston at 7 p.m. Thursday.

In Region 6A, No. 3 Chamberlain plays No. 2 Miller, with the location and time to be determined.

In the combined Region 7A/8A tourney, No. 2 Winner plays the No. 7 Custer/No. 10 Lead-Deadwood winner, with the location and time to be determined.