| Maryland Heights to Rivalta di Torino | 4,735.51 mi (7,621.07 km) |
| Maryland Heights to Rivarolo Canavese | 4,732.10 mi (7,615.57 km) |
| Maryland Heights to Rivoli | 4,734.11 mi (7,618.81 km) |
| Maryland Heights to Rocca di Papa | 5,079.08 mi (8,173.98 km) |
| Maryland Heights to Rocca Priora | 5,080.42 mi (8,176.14 km) |
| Maryland Heights to Roccapiemonte | 5,202.68 mi (8,372.90 km) |
| Maryland Heights to Roccastrada | 4,964.27 mi (7,989.23 km) |
| Maryland Heights to Romano di Lombardia | 4,806.16 mi (7,734.77 km) |
| Maryland Heights to Rome | 5,064.21 mi (8,150.05 km) |
| Maryland Heights to Roncade | 4,904.97 mi (7,893.79 km) |
| Maryland Heights to Ronchi dei Legionari | 4,939.78 mi (7,949.81 km) |
| Maryland Heights to Ronciglione | 5,036.67 mi (8,105.74 km) |
| Maryland Heights to Rosa | 4,877.46 mi (7,849.52 km) |
| Maryland Heights to Rosarno | 5,355.46 mi (8,618.78 km) |
| Maryland Heights to Rosignano Marittimo | 4,919.83 mi (7,917.71 km) |
