ABOUT Backed by the NFL with an emphasis on football fundamentals and community involvement, NFL FLAG empowers youth athletes across the nation. We believe sports have the power to transform athletes and unite communities. That’s why we’re bringing flag football to every corner of the U.S. to provide youth athletes with the opportunities and experience to get in the game. WHO CAN REGISTER? NFL Flag Football is open to children 5 years old through 6th grade. Please call Rhonda McDonald at 256-927-3316 for more information.