Big Brothers Big Sisters of America (BBBSA) has been bringing magic into the everyday lives of children by matching them with adult volunteers in fun and rewarding relationships since BBBSA’s establishment in 1904 in New York City. Our affiliate of BBBSA, Big Brothers Big Sisters of Flagstaff (BBBSF) was founded in 1967. Over the past 44 years, Big Brothers Big Sisters of Flagstaff has brought the magic of mentoring into the lives of thousands of children and youth in both Flagstaff and Williams.