CALFLAG is a non-profit organization dedicated to unifying flag football gaming circuits throughout California. Leagues will be offered within regions throughout the state. CALFLAG is led by an advisory board consisting of members from each region. 

The league offers a regular season, with sanctioned clubs eligible to participate in NFL FLAG regional qualifiers. Teams who win a regional qualifier advance to the NFL FLAG national championships. There are 32 regional qualifying events throughout the year, hosted by various NFL teams. California teams are eligible to participate in western regional qualifiers, as well as super regional qualifiers.