| Colonia to Rivalta di Torino | 3,976.14 mi (6,398.98 km) |
| Colonia to Rivarolo Canavese | 3,975.44 mi (6,397.86 km) |
| Colonia to Rivoli | 3,974.99 mi (6,397.13 km) |
| Colonia to Rocca di Papa | 4,313.88 mi (6,942.52 km) |
| Colonia to Rocca Priora | 4,315.49 mi (6,945.11 km) |
| Colonia to Roccapiemonte | 4,437.72 mi (7,141.82 km) |
| Colonia to Roccastrada | 4,202.19 mi (6,762.77 km) |
| Colonia to Romano di Lombardia | 4,057.04 mi (6,529.17 km) |
| Colonia to Rome | 4,299.06 mi (6,918.67 km) |
| Colonia to Roncade | 4,165.07 mi (6,703.03 km) |
| Colonia to Ronchi dei Legionari | 4,205.16 mi (6,767.55 km) |
| Colonia to Ronciglione | 4,273.21 mi (6,877.07 km) |
| Colonia to Rosa | 4,136.23 mi (6,656.62 km) |
| Colonia to Rosarno | 4,581.24 mi (7,372.79 km) |
| Colonia to Rosignano Marittimo | 4,158.14 mi (6,691.88 km) |
