| Rockville Centre to Rivalta di Torino | 3,943.92 mi (6,347.13 km) |
| Rockville Centre to Rivarolo Canavese | 3,943.33 mi (6,346.18 km) |
| Rockville Centre to Rivoli | 3,942.78 mi (6,345.30 km) |
| Rockville Centre to Rocca di Papa | 4,281.34 mi (6,890.16 km) |
| Rockville Centre to Rocca Priora | 4,282.96 mi (6,892.76 km) |
| Rockville Centre to Roccapiemonte | 4,405.16 mi (7,089.42 km) |
| Rockville Centre to Roccastrada | 4,169.80 mi (6,710.64 km) |
| Rockville Centre to Romano di Lombardia | 4,025.20 mi (6,477.93 km) |
| Rockville Centre to Rome | 4,266.53 mi (6,866.31 km) |
| Rockville Centre to Roncade | 4,133.56 mi (6,652.32 km) |
| Rockville Centre to Ronchi dei Legionari | 4,173.85 mi (6,717.16 km) |
| Rockville Centre to Ronciglione | 4,240.75 mi (6,824.83 km) |
| Rockville Centre to Rosa | 4,104.68 mi (6,605.84 km) |
| Rockville Centre to Rosarno | 4,548.30 mi (7,319.78 km) |
| Rockville Centre to Rosignano Marittimo | 4,125.78 mi (6,639.80 km) |
