| Highlands Ranch to Altus (Oklahoma) | 459.57 mi (739.60 km) |
| Highlands Ranch to Alum Rock (California) | 922.71 mi (1,484.96 km) |
| Highlands Ranch to Alvin (Texas) | 891.07 mi (1,434.04 km) |
| Highlands Ranch to Amarillo (Texas) | 346.03 mi (556.88 km) |
| Highlands Ranch to Amelia (Ohio) | 1,107.75 mi (1,782.75 km) |
| Highlands Ranch to American Canyon (California) | 933.38 mi (1,502.14 km) |
| Highlands Ranch to American Fork (Utah) | 365.92 mi (588.88 km) |
| Highlands Ranch to Americus (Georgia) | 1,267.92 mi (2,040.51 km) |
| Highlands Ranch to Ames (Iowa) | 617.50 mi (993.77 km) |
| Highlands Ranch to Amherst (Ohio) | 1,198.67 mi (1,929.07 km) |
| Highlands Ranch to Ammon (Idaho) | 451.93 mi (727.32 km) |
| Highlands Ranch to Amsterdam (New York) | 1,607.14 mi (2,586.44 km) |
| Highlands Ranch to Anacortes (Washington) | 1,069.13 mi (1,720.59 km) |
| Highlands Ranch to Anaheim (California) | 814.32 mi (1,310.53 km) |
| Highlands Ranch to Anchorage (Alaska) | 2,379.96 mi (3,830.17 km) |
