Filings are under way for offices that will be filled later this year.
Voters will be pick a party nominee for each office in August. The General Election is Nov. 3.
Here are candidates who have filed:
U.S. representative, District 8: Incumbent Jason Smith, Salem, Republican; Kathy Ellis, Festus, Democrat; and Tom Schmitz, Rolla, Independent.
State representative, District 142: Terry Brown, Cabool; Bennie Cook, Houston; and David Giarratano, Raymondville. All are Republicans.
State senator: District 33: Rep. Robert Ross, Yukon, Republican; Rep. Karla Eslinger, Wasola, Republican; Van Kelly, Norwood, Republican; and Tammy Harty, Grandin, Democrat.
Assessor: Debbie James, incumbent, Solo, Republican.
Collector-Treasurer: Tammy Cantrell, incumbent, Houston, Democrat.
Texas County Commissioner, District 2: Doyle Heiney, incumbent, Summersville, Republican; and John E. Mitchell, Licking, Democrat.
Coroner: Marie Lasater, incumbent, Licking, Republican.
Texas County Commissioner, District 1: Brenda Jarrett, Cabool, Democrat; and John Casey, incumbent, Houston.
Sheriff: Scott Lindsey, incumbent, Licking, Republican.
Public Administrator: Tina Garrett of Licking and Ashley Applegate of Houston.
Also on the ballot is surveyor.
The deadline to file is 5 p.m. March 31.