Belleville East had two of the top five bowlers at the Cahokia Sectional on Saturday and also turned in the top team score, edging second-place O'Fallon by two pins.
When the final frame was completed, East had edged O'Fallon by two pins, 6,561, 6,559.
O'Fallon senior Tommy Frost was the top individual with 1,433 pins. Columbia's Cameron Touchette (1,429) was second, followed by Belleville East bowlers Thomas Peters (1,407) and Justin Hess (1,361).
O'Fallon's Jason Lewis (1,323) was fifth.
The Lancers and Panthers will both advance to the state tournament, being held next weekend at St. Clair Bowl in O'Fallon.
Touchette and Mater Dei's Travis Ripperda (1,311) also will advance to state as the top two individuals not members of qualifying teams.
East's top four bowlers were Peters, Hess, Tyler Kuykendall (1,311) and Craig Lovell (932). After Frost and Lewis, O'Fallon's best performers were Mikaid Stewart (1,302), Daman Mcintire (1,297) and Billy Goodman (1,204).
Granite City won the team title at Bowl Haven Lanes with 6,238 pins.
Rounding out the top five were Biggsville West Central (6,204), Alton (6,155), Highland (6,013) and Taylorville (5,883).
West Central's Colin Rothzen took individual honors with 1,385 pins, outdistancing Alton's Cody Netzhammer (1,338).
Granite City's Nathan Lijewski (1,316) was third, followed by Highland's Spencer Mueller (1,312) and Metro-East Lutheran senior Jeremy Ackerman (1,288).
Granite City and West Central will advance as teams while Netzhammer and Highland's Spencer Mueller qualify for state as individuals.
Among the top bowlers helping Granite City win the sectional were Lijewski, Eric Mann (1,270), Alex Heiman (1,204) and Nathan Briggs (1,168).
Mount Vernon Sectional
Waterloo was the lone metro-east school to finish in the top five as Salem and Centralia advanced to the state tourney.
Among the potential at-large individuals were Waterloo's Michael McGarry (1,198) and Troy Aldridge (1,185).