| Delaware to Rivalta di Torino | 4,362.14 mi (7,020.18 km) |
| Delaware to Rivarolo Canavese | 4,359.77 mi (7,016.37 km) |
| Delaware to Rivoli | 4,360.83 mi (7,018.07 km) |
| Delaware to Rocca di Papa | 4,703.98 mi (7,570.32 km) |
| Delaware to Rocca Priora | 4,705.43 mi (7,572.65 km) |
| Delaware to Roccapiemonte | 4,827.86 mi (7,769.68 km) |
| Delaware to Roccastrada | 4,590.21 mi (7,387.23 km) |
| Delaware to Romano di Lombardia | 4,436.90 mi (7,140.51 km) |
| Delaware to Rome | 4,689.10 mi (7,546.39 km) |
| Delaware to Roncade | 4,539.54 mi (7,305.68 km) |
| Delaware to Ronchi dei Legionari | 4,576.51 mi (7,365.18 km) |
| Delaware to Ronciglione | 4,662.19 mi (7,503.06 km) |
| Delaware to Rosa | 4,511.45 mi (7,260.47 km) |
| Delaware to Rosarno | 4,977.22 mi (8,010.07 km) |
| Delaware to Rosignano Marittimo | 4,545.86 mi (7,315.85 km) |
