DAYTON–Vote-by-mail ballots for the August 2 Washington State Primary Election are due to be mailed or delivered to the Columbia County Auditor’s Office, or designated ballot drop boxes, no later than 8 p.m. Election Day, August 2.

Ballot envelopes are postage paid and may be mailed without affixing postage. Voters may deliver ballots to either of two drop boxes in Columbia County: one in t...