| Idaho Falls to Rivalta di Torino | 5,283.33 mi (8,502.70 km) |
| Idaho Falls to Rivarolo Canavese | 5,273.98 mi (8,487.65 km) |
| Idaho Falls to Rivoli | 5,281.43 mi (8,499.65 km) |
| Idaho Falls to Rocca di Papa | 5,622.62 mi (9,048.73 km) |
| Idaho Falls to Rocca Priora | 5,623.25 mi (9,049.75 km) |
| Idaho Falls to Roccapiemonte | 5,739.47 mi (9,236.78 km) |
| Idaho Falls to Roccastrada | 5,506.37 mi (8,861.64 km) |
| Idaho Falls to Romano di Lombardia | 5,327.28 mi (8,573.43 km) |
| Idaho Falls to Rome | 5,608.38 mi (9,025.82 km) |
| Idaho Falls to Roncade | 5,400.49 mi (8,691.25 km) |
| Idaho Falls to Ronchi dei Legionari | 5,421.92 mi (8,725.74 km) |
| Idaho Falls to Ronciglione | 5,578.27 mi (8,977.36 km) |
| Idaho Falls to Rosa | 5,377.38 mi (8,654.06 km) |
| Idaho Falls to Rosarno | 5,907.33 mi (9,506.93 km) |
| Idaho Falls to Rosignano Marittimo | 5,463.30 mi (8,792.33 km) |
