| Champlin to Oerlinghausen | 4,290.94 mi (6,905.61 km) |
| Champlin to Oestrich-Winkel | 4,353.79 mi (7,006.75 km) |
| Champlin to Offenburg | 4,418.74 mi (7,111.28 km) |
| Champlin to Oftersheim | 4,401.60 mi (7,083.69 km) |
| Champlin to Ohrdruf | 4,409.70 mi (7,096.73 km) |
| Champlin to Ohringen | 4,440.78 mi (7,146.74 km) |
| Champlin to Olbernhau | 4,502.64 mi (7,246.31 km) |
| Champlin to Olching | 4,548.62 mi (7,320.30 km) |
| Champlin to Oldenburg | 4,225.56 mi (6,800.38 km) |
| Champlin to Oldenburg in Holstein | 4,261.20 mi (6,857.73 km) |
| Champlin to Olfen | 4,258.74 mi (6,853.79 km) |
| Champlin to Olpe | 4,303.98 mi (6,926.59 km) |
| Champlin to Olsberg | 4,311.52 mi (6,938.72 km) |
| Champlin to Oranienburg | 4,403.91 mi (7,087.42 km) |
| Champlin to Ortenberg | 4,374.29 mi (7,039.75 km) |
