| Marrero to Oerlinghausen | 4,966.67 mi (7,993.08 km) |
| Marrero to Oestrich-Winkel | 4,999.45 mi (8,045.84 km) |
| Marrero to Offenburg | 5,043.10 mi (8,116.08 km) |
| Marrero to Oftersheim | 5,042.03 mi (8,114.36 km) |
| Marrero to Ohrdruf | 5,081.48 mi (8,177.85 km) |
| Marrero to Ohringen | 5,084.18 mi (8,182.20 km) |
| Marrero to Olbernhau | 5,186.86 mi (8,347.44 km) |
| Marrero to Olching | 5,189.65 mi (8,351.94 km) |
| Marrero to Oldenburg | 4,914.71 mi (7,909.46 km) |
| Marrero to Oldenburg in Holstein | 4,978.31 mi (8,011.82 km) |
| Marrero to Olfen | 4,924.47 mi (7,925.17 km) |
| Marrero to Olpe | 4,962.55 mi (7,986.46 km) |
| Marrero to Olsberg | 4,978.04 mi (8,011.38 km) |
| Marrero to Oranienburg | 5,113.44 mi (8,229.29 km) |
| Marrero to Ortenberg | 5,030.60 mi (8,095.97 km) |
