| Pittsburgh to Rivalta di Torino | 4,225.38 mi (6,800.10 km) |
| Pittsburgh to Rivarolo Canavese | 4,223.60 mi (6,797.22 km) |
| Pittsburgh to Rivoli | 4,224.13 mi (6,798.08 km) |
| Pittsburgh to Rocca di Papa | 4,565.98 mi (7,348.24 km) |
| Pittsburgh to Rocca Priora | 4,567.49 mi (7,350.66 km) |
| Pittsburgh to Roccapiemonte | 4,689.91 mi (7,547.68 km) |
| Pittsburgh to Roccastrada | 4,452.88 mi (7,166.22 km) |
| Pittsburgh to Romano di Lombardia | 4,302.34 mi (6,923.95 km) |
| Pittsburgh to Rome | 4,551.12 mi (7,324.32 km) |
| Pittsburgh to Roncade | 4,406.93 mi (7,092.26 km) |
| Pittsburgh to Ronchi dei Legionari | 4,445.02 mi (7,153.57 km) |
| Pittsburgh to Ronciglione | 4,524.56 mi (7,281.58 km) |
| Pittsburgh to Rosa | 4,378.56 mi (7,046.61 km) |
| Pittsburgh to Rosarno | 4,837.29 mi (7,784.86 km) |
| Pittsburgh to Rosignano Marittimo | 4,408.61 mi (7,094.97 km) |
