Ballots must be postmarked by Tuesday to be counted.
They also can be taken to one of nine permanent ballot drop locations open 24 hours a day:
• 99th Street Transit Center, 9700 N.E. Seventh Ave.
• Battle Ground City Hall, 109 S.W. First St.
• Downtown Camas post office, 440 N.E. Fifth Ave.
• Downtown Vancouver, West 14th and Esther streets.
• Fisher’s Landing Transit Center, 3510 S.E. 164th Ave.
• Ridgefield, Pioneer Street exit, east of Interstate 5 at the end of North First Circle.
• Shahala Middle School, 601 S.E. 192nd Ave.
• Vancouver Mall, southeast of Macy’s near C-Tran’s Vine station.
• Washougal Community Library, 1661 C St.
Clark County also will have 22 election day-only drop locations that will accept ballots from 7 a.m. to 8 p.m. Tuesday:
• Amboy Middle School, 22115 N.E. Chelatchie Road.
• Burton Elementary School, 14015 N.E. 28th St.
• Chinook Elementary School, 1900 N.W. Bliss Road.
• Clark County Elections, 1408 Franklin St.
• Clark County Fire District 3, 17718 N.E. 159th St., Brush Prairie.
• Ellsworth Elementary School, 512 S.E. Ellsworth Road.
• Felida Elementary School, 2700 N.W. 119th St.
• Glenwood Heights Primary School, 9716 N.E. 134th St.
• Grace Foursquare Gospel Church, 717 S.E. Everett Road, Camas.
• Hazel Dell Elementary School, 511 N.E. Anderson Road.
• Image Elementary School, 4400 N.E. 122nd Ave.
• La Center Community Center, 1000 E. Fourth St.
• Mill Plain Elementary School, 400 S.E. 164th Ave.
• Minnehaha Elementary School, 2800 N.E. 54th St.
• Pleasant Valley Middle School, 14320 N.E. 50th Ave.
• Salmon Creek Elementary School, 1601 N.E. 129th St.
• Sarah J. Anderson Elementary School, 2215 N.E. 104th St.
• Sifton Elementary School, 7301 N.E. 137th Ave.
• Walnut Grove Elementary School, 6103 N.E. 72nd Ave.
• Washougal Community Center, 1681 C St.
• Yacolt Primary School, 406 W. Yacolt Road.
• Zellerbach Administration Center, 841 N.E. 22nd Ave., Camas.