| Highlands Ranch to Racale | 5,875.81 mi (9,456.20 km) |
| Highlands Ranch to Racconigi | 5,269.30 mi (8,480.12 km) |
| Highlands Ranch to Raffadali | 5,844.21 mi (9,405.35 km) |
| Highlands Ranch to Ragusa | 5,913.19 mi (9,516.36 km) |
| Highlands Ranch to Ramacca | 5,888.61 mi (9,476.80 km) |
| Highlands Ranch to Randazzo | 5,872.20 mi (9,450.40 km) |
| Highlands Ranch to Rapallo | 5,344.54 mi (8,601.20 km) |
| Highlands Ranch to Ravanusa | 5,867.42 mi (9,442.69 km) |
| Highlands Ranch to Ravenna | 5,445.42 mi (8,763.56 km) |
| Highlands Ranch to Recanati | 5,542.54 mi (8,919.86 km) |
| Highlands Ranch to Recco | 5,340.77 mi (8,595.14 km) |
| Highlands Ranch to Reggello | 5,458.24 mi (8,784.20 km) |
| Highlands Ranch to Reggio di Calabria | 5,885.81 mi (9,472.29 km) |
| Highlands Ranch to Reggio Emilia | 5,377.05 mi (8,653.52 km) |
| Highlands Ranch to Reggiolo | 5,372.91 mi (8,646.87 km) |
