Defending champion Westlake is seeded No. 1 for the Division II boys' volleyball playoffs.
The Marmonte League champion Warriors received a first round bye. They will face the winner of the Anaheim Canyon vs. Crescenta Valley match in the second round Thursday.
Westlake defeated Royal in five sets for the 2009 title.
Thousand Oaks, seeded No. 3 in Division II, will face Righetti on Tuesday.at home.
For the second straight year, Oxnard of the Pacific View League will meet a Marmonte opponent in the first round, opening against 2009 Division II runner-up Royal at home Tuesday.
Tri-Valley League champion Oak Park is seeded No. 2 in Division III and drew a first round bye.