American Flag Free Paper Model: Stand alone paper model of the American flag, just one sheet to print it out.
Annie's Flag Day Page: All about Flag Day (U.S.), with the Pledge of Allegiance, definitions of what "flag" means, as well as the history of Flag Day.
Cyber Grandma and Flag Day: History and traditions of the U.S. Flag Day.
Flag Day: History of Flag Day, traditions, and the Flag Day Code from the U.S. Code.
Flag Day in the United States is June 14th: Facts about the U.S. flag and links to other flag pages.
Flag Day Quest: An elementary school in New York designed this page which asks questions about Flag Day (and supplies the answers).
National Flag Day Foundation, Inc.: Organization encourages U.S. citizens to participate in Flag Day celebrations. Includes patriotic songs, pledge of allegiance, pictures, and printable flag in .pdf format.
Sheryl's Holiday Site: Flag Day: All about Flag Day (U.S.), from its history to flags in the Smithsonian and pictures of flags.
Stoney Hill Schoolhouse - Flag Day: See where the very first Flag Day was celebrated in Wisconsin in 1885.
The Fourth of July vs. Flag Day: An explanation of why Flag Day was created so close to the 4th of July.