Walltown, KY is the halfway point.
The halfway point between Monticello, IA and Springfield, MO falls in or around Perry, Missouri.
Indiana
Marshall, AR
Wyandotte MO
Dota, Arkansas.
Durant, OK
Looking on Google Maps, I'd say Clarksville was about the halfway mark.
Mt Vernon, MO and Springfield, MO
Velarde, NM is the halfway point.
Greenville SC is about halfway from Florence SC to Cleveland TN.
What is the halfway point between Omaha NE and Springfield IL
Murfreesboro, TN.