| Michigan City to Nuth | 4,173.58 mi (6,716.74 km) |
| Michigan City to Oegstgeest | 4,076.95 mi (6,561.22 km) |
| Michigan City to Oirschot | 4,131.32 mi (6,648.72 km) |
| Michigan City to Oisterwijk | 4,124.71 mi (6,638.08 km) |
| Michigan City to Oldebroek | 4,120.30 mi (6,630.98 km) |
| Michigan City to Oldenzaal | 4,162.51 mi (6,698.90 km) |
| Michigan City to Ommen | 4,136.73 mi (6,657.43 km) |
| Michigan City to Oosterend | 4,107.13 mi (6,609.78 km) |
| Michigan City to Oosterhout | 4,109.90 mi (6,614.25 km) |
| Michigan City to Oosterwolde | 4,115.68 mi (6,623.55 km) |
| Michigan City to Oostzaan | 4,083.75 mi (6,572.16 km) |
| Michigan City to Opmeer | 4,077.10 mi (6,561.46 km) |
| Michigan City to Oss | 4,130.04 mi (6,646.66 km) |
| Michigan City to Oud-Beijerland | 4,086.97 mi (6,577.35 km) |
| Michigan City to Oudenbosch | 4,099.37 mi (6,597.30 km) |
