| Highlands Ranch to Roy (Utah) | 389.15 mi (626.28 km) |
| Highlands Ranch to Royal Kunia (Hawaii) | 3,344.66 mi (5,382.71 km) |
| Highlands Ranch to Royal Oak (Michigan) | 1,152.19 mi (1,854.28 km) |
| Highlands Ranch to Royal Palm Beach (Florida) | 1,675.75 mi (2,696.86 km) |
| Highlands Ranch to Royse City (Texas) | 661.36 mi (1,064.36 km) |
| Highlands Ranch to Ruskin (Florida) | 1,526.81 mi (2,457.17 km) |
| Highlands Ranch to Russellville (Alabama) | 1,010.80 mi (1,626.72 km) |
| Highlands Ranch to Russellville (Arkansas) | 712.38 mi (1,146.47 km) |
| Highlands Ranch to Ruston (Louisiana) | 841.00 mi (1,353.45 km) |
| Highlands Ranch to Rutherford (New Jersey) | 1,623.27 mi (2,612.41 km) |
| Highlands Ranch to Rutland (Vermont) | 1,666.69 mi (2,682.28 km) |
| Highlands Ranch to Sabana Grande (Puerto Rico) | 2,706.67 mi (4,355.97 km) |
| Highlands Ranch to Sachse (Texas) | 651.03 mi (1,047.73 km) |
| Highlands Ranch to Saco (Maine) | 1,792.71 mi (2,885.10 km) |
| Highlands Ranch to Sacramento (California) | 886.47 mi (1,426.64 km) |
