| University of California-Santa Barbara to Rivalta di Torino | 6,036.28 mi (9,714.45 km) |
| University of California-Santa Barbara to Rivarolo Canavese | 6,027.11 mi (9,699.70 km) |
| University of California-Santa Barbara to Rivoli | 6,034.39 mi (9,711.42 km) |
| University of California-Santa Barbara to Rocca di Papa | 6,376.04 mi (10,261.24 km) |
| University of California-Santa Barbara to Rocca Priora | 6,376.69 mi (10,262.30 km) |
| University of California-Santa Barbara to Roccapiemonte | 6,493.11 mi (10,449.65 km) |
| University of California-Santa Barbara to Roccastrada | 6,259.72 mi (10,074.05 km) |
| University of California-Santa Barbara to Romano di Lombardia | 6,080.94 mi (9,786.33 km) |
| University of California-Santa Barbara to Rome | 6,361.78 mi (10,238.29 km) |
| University of California-Santa Barbara to Roncade | 6,154.33 mi (9,904.43 km) |
| University of California-Santa Barbara to Ronchi dei Legionari | 6,175.65 mi (9,938.75 km) |
| University of California-Santa Barbara to Ronciglione | 6,331.71 mi (10,189.90 km) |
| University of California-Santa Barbara to Rosa | 6,131.23 mi (9,867.25 km) |
| University of California-Santa Barbara to Rosarno | 6,660.79 mi (10,719.51 km) |
| University of California-Santa Barbara to Rosignano Marittimo | 6,216.58 mi (10,004.62 km) |
