| Erkrath to Rivarolo Canavese | 408.81 mi (657.91 km) |
| Erkrath to Rivoli | 426.12 mi (685.77 km) |
| Erkrath to Rocca di Papa | 708.76 mi (1,140.64 km) |
| Erkrath to Rocca Priora | 708.61 mi (1,140.40 km) |
| Erkrath to Roccapiemonte | 812.53 mi (1,307.65 km) |
| Erkrath to Roccastrada | 601.49 mi (968.01 km) |
| Erkrath to Romano di Lombardia | 415.17 mi (668.14 km) |
| Erkrath to Rome | 696.36 mi (1,120.68 km) |
| Erkrath to Roncade | 460.57 mi (741.21 km) |
| Erkrath to Ronchi dei Legionari | 478.68 mi (770.36 km) |
| Erkrath to Ronciglione | 665.91 mi (1,071.67 km) |
| Erkrath to Rosa | 440.44 mi (708.83 km) |
| Erkrath to Rosarno | 984.08 mi (1,583.72 km) |
| Erkrath to Rosignano Marittimo | 565.43 mi (909.98 km) |
| Erkrath to Rosolini | 1,070.96 mi (1,723.54 km) |
