| Hillcrest to Oerlinghausen | 5,624.89 mi (9,052.38 km) |
| Hillcrest to Oestrich-Winkel | 5,708.57 mi (9,187.06 km) |
| Hillcrest to Offenburg | 5,786.51 mi (9,312.49 km) |
| Hillcrest to Oftersheim | 5,758.56 mi (9,267.51 km) |
| Hillcrest to Ohrdruf | 5,742.39 mi (9,241.48 km) |
| Hillcrest to Ohringen | 5,794.22 mi (9,324.90 km) |
| Hillcrest to Olbernhau | 5,821.53 mi (9,368.85 km) |
| Hillcrest to Olching | 5,900.15 mi (9,495.38 km) |
| Hillcrest to Oldenburg | 5,551.02 mi (8,933.51 km) |
| Hillcrest to Oldenburg in Holstein | 5,560.73 mi (8,949.14 km) |
| Hillcrest to Olfen | 5,601.78 mi (9,015.19 km) |
| Hillcrest to Olpe | 5,650.87 mi (9,094.20 km) |
| Hillcrest to Olsberg | 5,652.00 mi (9,096.01 km) |
| Hillcrest to Oranienburg | 5,704.46 mi (9,180.45 km) |
| Hillcrest to Ortenberg | 5,720.39 mi (9,206.08 km) |
