| Duncan to Rende | 5,825.16 mi (9,374.69 km) |
| Duncan to Resana | 5,382.66 mi (8,662.55 km) |
| Duncan to Rescaldina | 5,267.08 mi (8,476.55 km) |
| Duncan to Rezzato | 5,324.62 mi (8,569.15 km) |
| Duncan to Rho | 5,273.72 mi (8,487.23 km) |
| Duncan to Ribera | 5,786.12 mi (9,311.87 km) |
| Duncan to Riccione Marina | 5,479.11 mi (8,817.78 km) |
| Duncan to Riesi | 5,830.24 mi (9,382.86 km) |
| Duncan to Rieti | 5,555.85 mi (8,941.27 km) |
| Duncan to Rignano Flaminio | 5,549.72 mi (8,931.42 km) |
| Duncan to Rignano sull'Arno | 5,443.74 mi (8,760.85 km) |
| Duncan to Rimini | 5,473.38 mi (8,808.56 km) |
| Duncan to Rionero in Vulture | 5,733.12 mi (9,226.57 km) |
| Duncan to Riposto | 5,856.95 mi (9,425.85 km) |
| Duncan to Riva del Garda | 5,329.99 mi (8,577.79 km) |
