| Mill Creek East to Oerlinghausen | 4,956.89 mi (7,977.35 km) |
| Mill Creek East to Oestrich-Winkel | 5,056.16 mi (8,137.11 km) |
| Mill Creek East to Offenburg | 5,144.11 mi (8,278.65 km) |
| Mill Creek East to Oftersheim | 5,106.89 mi (8,218.75 km) |
| Mill Creek East to Ohrdruf | 5,070.55 mi (8,160.26 km) |
| Mill Creek East to Ohringen | 5,138.57 mi (8,269.74 km) |
| Mill Creek East to Olbernhau | 5,137.13 mi (8,267.42 km) |
| Mill Creek East to Olching | 5,240.31 mi (8,433.46 km) |
| Mill Creek East to Oldenburg | 4,878.11 mi (7,850.55 km) |
| Mill Creek East to Oldenburg in Holstein | 4,868.41 mi (7,834.95 km) |
| Mill Creek East to Olfen | 4,941.84 mi (7,953.12 km) |
| Mill Creek East to Olpe | 4,993.00 mi (8,035.45 km) |
| Mill Creek East to Olsberg | 4,988.70 mi (8,028.53 km) |
| Mill Creek East to Oranienburg | 5,009.46 mi (8,061.94 km) |
| Mill Creek East to Ortenberg | 5,060.16 mi (8,143.53 km) |
