King County has drop boxes.
https://kingcounty.gov/en/dept/elections/how-to-vote/ballots/return-my-ballot/ballot-drop-boxes
And voting centers. They can help you if you have lost your ballot.
https://kingcounty.gov/en/dept/elections/how-to-vote/ballots/return-my-ballot/vote-centers
submitted by /u/Great_Hamster
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