| Rhondda to Rivalta di Torino | 676.36 mi (1,088.49 km) |
| Rhondda to Rivarolo Canavese | 668.56 mi (1,075.95 km) |
| Rhondda to Rivoli | 674.56 mi (1,085.60 km) |
| Rhondda to Rocca di Papa | 1,019.52 mi (1,640.77 km) |
| Rhondda to Rocca Priora | 1,020.43 mi (1,642.22 km) |
| Rhondda to Roccapiemonte | 1,140.19 mi (1,834.96 km) |
| Rhondda to Roccastrada | 902.83 mi (1,452.97 km) |
| Rhondda to Romano di Lombardia | 733.14 mi (1,179.88 km) |
| Rhondda to Rome | 1,004.94 mi (1,617.30 km) |
| Rhondda to Roncade | 829.21 mi (1,334.48 km) |
| Rhondda to Ronchi dei Legionari | 865.62 mi (1,393.08 km) |
| Rhondda to Ronciglione | 975.54 mi (1,569.98 km) |
| Rhondda to Rosa | 801.61 mi (1,290.06 km) |
| Rhondda to Rosarno | 1,303.67 mi (2,098.05 km) |
| Rhondda to Rosignano Marittimo | 858.91 mi (1,382.29 km) |
