The Illinois Chapter of the FBI National Academy Associates is the most active and one of the largest chapters in the world. The chapter has two divisions. The Northern Illinois Division represents the Chicagoland metropolitan region and holds training meetings 11 times, about one per month throughout the year. The Railsplitters Division represents all other Illinois members and holds quarterly meetings throughout the state. The Illinois Chapter hosts an annual training conference once per year, attended by law enforcement leaders and executives from across Illinois and the region.