| Muscatine to Oerlinghausen | 4,401.72 mi (7,083.88 km) |
| Muscatine to Oestrich-Winkel | 4,455.16 mi (7,169.89 km) |
| Muscatine to Offenburg | 4,513.67 mi (7,264.05 km) |
| Muscatine to Oftersheim | 4,501.57 mi (7,244.57 km) |
| Muscatine to Ohrdruf | 4,519.86 mi (7,274.02 km) |
| Muscatine to Ohringen | 4,541.94 mi (7,309.54 km) |
| Muscatine to Olbernhau | 4,617.38 mi (7,430.95 km) |
| Muscatine to Olching | 4,649.65 mi (7,482.89 km) |
| Muscatine to Oldenburg | 4,340.38 mi (6,985.16 km) |
| Muscatine to Oldenburg in Holstein | 4,385.51 mi (7,057.79 km) |
| Muscatine to Olfen | 4,366.06 mi (7,026.49 km) |
| Muscatine to Olpe | 4,409.23 mi (7,095.98 km) |
| Muscatine to Olsberg | 4,419.40 mi (7,112.34 km) |
| Muscatine to Oranienburg | 4,526.45 mi (7,284.62 km) |
| Muscatine to Ortenberg | 4,479.23 mi (7,208.62 km) |
