Vote-by-Mail ballots may be returned to the Supervisor of Elections office at 4375 43rd Avenue, Vero Beach, FL 32967. For the convenience of voters, Mail Ballot Drop Boxes will be provided inside all three early voting sites during voting hours. Vote-by-Mail Ballots Boxes are sealed and secure. Ballots will be returned daily to the Elections Office. Completed vote-by-mail ballots must be received by 7:00 p.m. on Election Day at the Supervisor of Elections office. Completed vote-by-mail ballots cannot be accepted at a polling place on Election Day.