| Harrow Weald to Rivalta di Torino | 579.31 mi (932.31 km) |
| Harrow Weald to Rivarolo Canavese | 568.57 mi (915.02 km) |
| Harrow Weald to Rivoli | 577.29 mi (929.05 km) |
| Harrow Weald to Rocca di Papa | 916.47 mi (1,474.92 km) |
| Harrow Weald to Rocca Priora | 917.14 mi (1,476.00 km) |
| Harrow Weald to Roccapiemonte | 1,034.50 mi (1,664.86 km) |
| Harrow Weald to Roccastrada | 800.16 mi (1,287.74 km) |
| Harrow Weald to Romano di Lombardia | 623.27 mi (1,003.05 km) |
| Harrow Weald to Rome | 902.20 mi (1,451.95 km) |
| Harrow Weald to Roncade | 711.19 mi (1,144.54 km) |
| Harrow Weald to Ronchi dei Legionari | 744.45 mi (1,198.08 km) |
| Harrow Weald to Ronciglione | 872.15 mi (1,403.58 km) |
| Harrow Weald to Rosa | 684.65 mi (1,101.83 km) |
| Harrow Weald to Rosarno | 1,201.24 mi (1,933.21 km) |
| Harrow Weald to Rosignano Marittimo | 757.17 mi (1,218.55 km) |
