Courthouses in Frankfort, Illinois, the US. Courthouses locations in Frankfort, Illinois. Find the nearest courthouses locations, near you. All types of business services Accounting ATM Bank Courthouse Finance Funeral home Insurance Lawyer Real estate School Travel All courthouses in Frankfort Closed now Frankfort Branch Court Courthouse 11008 West Lincoln Highway, Frankfort, Illinois 60423 Write a review Phone Hours Website Directions