| Maryland Heights to Robertsville (New Jersey) | 868.31 mi (1,397.41 km) |
| Maryland Heights to Robinson (Texas) | 626.79 mi (1,008.73 km) |
| Maryland Heights to Robstown (Texas) | 860.98 mi (1,385.62 km) |
| Maryland Heights to Rochester (Michigan) | 472.55 mi (760.49 km) |
| Maryland Heights to Rochester (Minnesota) | 380.37 mi (612.15 km) |
| Maryland Heights to Rochester (New Hampshire) | 1,061.74 mi (1,708.71 km) |
| Maryland Heights to Rochester (New York) | 737.10 mi (1,186.25 km) |
| Maryland Heights to Rochester Hills (Michigan) | 470.16 mi (756.65 km) |
| Maryland Heights to Rock Hill (South Carolina) | 583.78 mi (939.51 km) |
| Maryland Heights to Rock Island (Illinois) | 190.16 mi (306.03 km) |
| Maryland Heights to Rock Springs (Wyoming) | 1,007.53 mi (1,621.46 km) |
| Maryland Heights to Rockford (Illinois) | 255.61 mi (411.37 km) |
| Maryland Heights to Rockledge (Florida) | 910.32 mi (1,465.01 km) |
| Maryland Heights to Rocklin (California) | 1,650.02 mi (2,655.44 km) |
| Maryland Heights to Rockport (Texas) | 830.31 mi (1,336.26 km) |
