- Vote at Home: A nonprofit organization that advocates for safe and secure voting by mail. Provides information on how to request a mail-in ballot, deadlines, and procedures.
- USPS Election Mail Resources: Guidelines and deadlines from the United States Postal Service for mailing in ballots, including state-by-state recommendations.
- U.S. Election Assistance Commission: Government site providing resources on how to vote, including tips on mail-in and absentee voting, early voting, and ID requirements.