| Highlands Ranch to Glyka Nera | 6,175.22 mi (9,938.05 km) |
| Highlands Ranch to Grevena | 5,981.36 mi (9,626.06 km) |
| Highlands Ranch to Ialysos | 6,401.50 mi (10,302.23 km) |
| Highlands Ranch to Ilion | 6,168.07 mi (9,926.54 km) |
| Highlands Ranch to Ilioupoli | 6,175.22 mi (9,938.06 km) |
| Highlands Ranch to Ioannina | 5,985.07 mi (9,632.03 km) |
| Highlands Ranch to Irakleio | 6,364.83 mi (10,243.20 km) |
| Highlands Ranch to Irakleio | 6,169.33 mi (9,928.58 km) |
| Highlands Ranch to Kaisariani | 6,173.56 mi (9,935.39 km) |
| Highlands Ranch to Kalamaria | 6,003.58 mi (9,661.83 km) |
| Highlands Ranch to Kalamata | 6,169.64 mi (9,929.08 km) |
| Highlands Ranch to Kallithea | 6,172.66 mi (9,933.94 km) |
| Highlands Ranch to Kalymnos | 6,332.23 mi (10,190.73 km) |
| Highlands Ranch to Kalyvia Thorikou | 6,186.21 mi (9,955.74 km) |
| Highlands Ranch to Kamatero | 6,167.00 mi (9,924.83 km) |
