- Annie's Flag Day Page
- All about the U.S. holiday, along with the Pledge of Allegiance, definitions of what "flag" means, and history of the observance.
- National Flag Day Foundation, Inc.
- Organization encourages U.S. citizens to participate in Flag Day celebrations.
- Sheryl's Holiday Site: Flag Day
- Brief history of the Pledge of Allegiance, as well as links to other sites related to the U.S. flag.
- The Flag of the United States
- The history of the American flag and how Flag Day become a U.S. holiday.
- The Fourth of July vs. Flag Day
- Explains the difference between the two holidays and tells why each is important to U.S. citizens.