| Opelika to Rivalta di Torino | 4,795.34 mi (7,717.35 km) |
| Opelika to Rivarolo Canavese | 4,795.00 mi (7,716.81 km) |
| Opelika to Rivoli | 4,794.22 mi (7,715.56 km) |
| Opelika to Rocca di Papa | 5,131.71 mi (8,258.69 km) |
| Opelika to Rocca Priora | 5,133.37 mi (8,261.35 km) |
| Opelika to Roccapiemonte | 5,255.42 mi (8,457.79 km) |
| Opelika to Roccastrada | 5,020.70 mi (8,080.04 km) |
| Opelika to Romano di Lombardia | 4,877.34 mi (7,849.32 km) |
| Opelika to Rome | 5,116.92 mi (8,234.88 km) |
| Opelika to Roncade | 4,985.98 mi (8,024.16 km) |
| Opelika to Ronchi dei Legionari | 5,026.30 mi (8,089.05 km) |
| Opelika to Ronciglione | 5,091.40 mi (8,193.82 km) |
| Opelika to Rosa | 4,957.08 mi (7,977.65 km) |
| Opelika to Rosarno | 5,396.71 mi (8,685.16 km) |
| Opelika to Rosignano Marittimo | 4,976.77 mi (8,009.34 km) |
