Keywords: US Post Office and Court House, Cairo.jpg 79000815 37 0 12 N 89 10 21 W Front of the w United States Post Office and Courthouse Cairo Illinois U S Post Office and Courthouse located on the northern corner of the junction of Washington U S Route 51 and Fifteenth Streets in Cairo Illinois Cairo Illinois United States Built in 1942 it is part of the Cairo Historic District a historic districts in the United States historic district that is listed on the National Register of Historic Places own 2013-04-12 User Nyttend Nyttend Built in Illinois in 1942 Cairo Historic District Federal courthouses in Illinois Post offices in Illinois Stone buildings in Illinois U S Route 51 Building-centered pictures by User Nyttend |