Template The Flinn Foundation Share: Civic/ServicesNon - Profit Organizations Visit Website Request Info 1802 N. Central Ave. Phoenix, AZ 85004-1506 (602) 744-6800 (602) 774-6825 (fax) About Map About The Flinn Foundation is a privately endowed, philanthropic grant making organization supporting the biosciences, arts, Flinn Scholars, and Civic Leadership. What's Nearby? Distance: 5 10 15 20 25 50 mi.