(O’Fallon #5) in O’Fallon, St. Charles County, MO. TR Hughs Blvd N. 0.1 miles from jct with I70 exit 218, E. on Terra Ln. 0.9 miles, N. on Cannonball Ln. 0.1 miles to the tower on the W. side of the road. (4-2-09, N38 48.272 W90 39.879) Photos by Jack Schmidt.