| Loudoun Valley Estates to Rivalta di Torino | 4,178.91 mi (6,725.31 km) |
| Loudoun Valley Estates to Rivarolo Canavese | 4,178.17 mi (6,724.11 km) |
| Loudoun Valley Estates to Rivoli | 4,177.76 mi (6,723.45 km) |
| Loudoun Valley Estates to Rocca di Papa | 4,516.72 mi (7,268.96 km) |
| Loudoun Valley Estates to Rocca Priora | 4,518.33 mi (7,271.55 km) |
| Loudoun Valley Estates to Roccapiemonte | 4,640.56 mi (7,468.26 km) |
| Loudoun Valley Estates to Roccastrada | 4,405.00 mi (7,089.17 km) |
| Loudoun Valley Estates to Romano di Lombardia | 4,259.62 mi (6,855.19 km) |
| Loudoun Valley Estates to Rome | 4,501.90 mi (7,245.11 km) |
| Loudoun Valley Estates to Roncade | 4,367.40 mi (7,028.65 km) |
| Loudoun Valley Estates to Ronchi dei Legionari | 4,407.32 mi (7,092.90 km) |
| Loudoun Valley Estates to Ronciglione | 4,476.04 mi (7,203.49 km) |
| Loudoun Valley Estates to Rosa | 4,338.60 mi (6,982.30 km) |
| Loudoun Valley Estates to Rosarno | 4,784.05 mi (7,699.18 km) |
| Loudoun Valley Estates to Rosignano Marittimo | 4,360.95 mi (7,018.27 km) |
