| Highlands Ranch to Anoka (Minnesota) | 708.01 mi (1,139.43 km) |
| Highlands Ranch to Ansonia (Connecticut) | 1,672.67 mi (2,691.90 km) |
| Highlands Ranch to Antelope (California) | 879.12 mi (1,414.80 km) |
| Highlands Ranch to Anthem (Arizona) | 557.35 mi (896.97 km) |
| Highlands Ranch to Antioch (California) | 911.55 mi (1,466.99 km) |
| Highlands Ranch to Antioch (Illinois) | 902.42 mi (1,452.31 km) |
| Highlands Ranch to Apache Junction (Arizona) | 559.29 mi (900.09 km) |
| Highlands Ranch to Apex (North Carolina) | 1,446.80 mi (2,328.40 km) |
| Highlands Ranch to Apollo Beach (Florida) | 1,525.45 mi (2,454.97 km) |
| Highlands Ranch to Apopka (Florida) | 1,528.95 mi (2,460.61 km) |
| Highlands Ranch to Apple Valley (California) | 757.61 mi (1,219.25 km) |
| Highlands Ranch to Apple Valley (Minnesota) | 701.03 mi (1,128.20 km) |
| Highlands Ranch to Appleton (Wisconsin) | 911.23 mi (1,466.48 km) |
| Highlands Ranch to Arbutus (Maryland) | 1,503.86 mi (2,420.23 km) |
| Highlands Ranch to Arcadia (California) | 812.29 mi (1,307.26 km) |
