| Barrhead to Rivalta di Torino | 907.35 mi (1,460.24 km) |
| Barrhead to Rivarolo Canavese | 894.81 mi (1,440.05 km) |
| Barrhead to Rivoli | 905.22 mi (1,456.80 km) |
| Barrhead to Rocca di Papa | 1,236.62 mi (1,990.15 km) |
| Barrhead to Rocca Priora | 1,237.05 mi (1,990.83 km) |
| Barrhead to Roccapiemonte | 1,350.72 mi (2,173.78 km) |
| Barrhead to Roccastrada | 1,121.71 mi (1,805.21 km) |
| Barrhead to Romano di Lombardia | 938.96 mi (1,511.11 km) |
| Barrhead to Rome | 1,222.79 mi (1,967.89 km) |
| Barrhead to Roncade | 1,011.11 mi (1,627.23 km) |
| Barrhead to Ronchi dei Legionari | 1,035.69 mi (1,666.79 km) |
| Barrhead to Ronciglione | 1,192.32 mi (1,918.85 km) |
| Barrhead to Rosa | 987.43 mi (1,589.12 km) |
| Barrhead to Rosarno | 1,520.23 mi (2,446.57 km) |
| Barrhead to Rosignano Marittimo | 1,079.98 mi (1,738.06 km) |
