| Herndon to Rivalta di Torino | 4,174.04 mi (6,717.47 km) |
| Herndon to Rivarolo Canavese | 4,173.33 mi (6,716.32 km) |
| Herndon to Rivoli | 4,172.89 mi (6,715.62 km) |
| Herndon to Rocca di Papa | 4,511.77 mi (7,261.00 km) |
| Herndon to Rocca Priora | 4,513.39 mi (7,263.59 km) |
| Herndon to Roccapiemonte | 4,635.61 mi (7,460.29 km) |
| Herndon to Roccastrada | 4,400.09 mi (7,081.27 km) |
| Herndon to Romano di Lombardia | 4,254.84 mi (6,847.51 km) |
| Herndon to Rome | 4,496.95 mi (7,237.15 km) |
| Herndon to Roncade | 4,362.71 mi (7,021.11 km) |
| Herndon to Ronchi dei Legionari | 4,402.68 mi (7,085.43 km) |
| Herndon to Ronciglione | 4,471.11 mi (7,195.56 km) |
| Herndon to Rosa | 4,333.90 mi (6,974.74 km) |
| Herndon to Rosarno | 4,778.99 mi (7,691.05 km) |
| Herndon to Rosignano Marittimo | 4,356.05 mi (7,010.38 km) |
