| Highlands Ranch to Rende | 5,841.97 mi (9,401.74 km) |
| Highlands Ranch to Resana | 5,376.85 mi (8,653.21 km) |
| Highlands Ranch to Rescaldina | 5,274.07 mi (8,487.80 km) |
| Highlands Ranch to Rezzato | 5,326.60 mi (8,572.34 km) |
| Highlands Ranch to Rho | 5,280.96 mi (8,498.89 km) |
| Highlands Ranch to Ribera | 5,829.37 mi (9,381.47 km) |
| Highlands Ranch to Riccione Marina | 5,481.51 mi (8,821.64 km) |
| Highlands Ranch to Riesi | 5,870.86 mi (9,448.23 km) |
| Highlands Ranch to Rieti | 5,568.18 mi (8,961.12 km) |
| Highlands Ranch to Rignano Flaminio | 5,565.15 mi (8,956.25 km) |
| Highlands Ranch to Rignano sull'Arno | 5,453.36 mi (8,776.33 km) |
| Highlands Ranch to Rimini | 5,475.74 mi (8,812.35 km) |
| Highlands Ranch to Rionero in Vulture | 5,742.16 mi (9,241.11 km) |
| Highlands Ranch to Riposto | 5,889.04 mi (9,477.50 km) |
| Highlands Ranch to Riva del Garda | 5,327.12 mi (8,573.17 km) |
