| Northolt to Rivalta di Torino | 577.24 mi (928.97 km) |
| Northolt to Rivarolo Canavese | 566.62 mi (911.89 km) |
| Northolt to Rivoli | 575.22 mi (925.73 km) |
| Northolt to Rocca di Papa | 914.77 mi (1,472.18 km) |
| Northolt to Rocca Priora | 915.45 mi (1,473.28 km) |
| Northolt to Roccapiemonte | 1,032.94 mi (1,662.36 km) |
| Northolt to Roccastrada | 798.42 mi (1,284.93 km) |
| Northolt to Romano di Lombardia | 621.86 mi (1,000.78 km) |
| Northolt to Rome | 900.48 mi (1,449.18 km) |
| Northolt to Roncade | 710.34 mi (1,143.18 km) |
| Northolt to Ronchi dei Legionari | 743.85 mi (1,197.12 km) |
| Northolt to Ronciglione | 870.45 mi (1,400.86 km) |
| Northolt to Rosa | 683.71 mi (1,100.33 km) |
| Northolt to Rosarno | 1,199.55 mi (1,930.48 km) |
| Northolt to Rosignano Marittimo | 755.37 mi (1,215.65 km) |
