From I-75 South, take exit 218 (Hwy 20/81). Turn left and travel approximately 6 miles to the McDonough square. At the second traffic light, turn left onto Macon Street. Follow Macon Street until you reach the stop sign. Turn onto Lawrenceville Street. Travel down Lawrenceville Street until you come to a traffic light. At the traffic light, turn right onto Sims Street. Probate Court will be the first brick building on your left - The George C. Alexander Building (formerly known as the McDonough Library).