| Cahokia to Nasaud | 5,269.78 mi (8,480.90 km) |
| Cahokia to Navodari | 5,557.67 mi (8,944.21 km) |
| Cahokia to Negresti-Oas | 5,208.66 mi (8,382.54 km) |
| Cahokia to Nehoiu | 5,427.40 mi (8,734.56 km) |
| Cahokia to Ocna Mures | 5,292.83 mi (8,517.98 km) |
| Cahokia to Odobesti | 5,433.54 mi (8,744.44 km) |
| Cahokia to Odorheiu Secuiesc | 5,346.53 mi (8,604.41 km) |
| Cahokia to Oltenita | 5,500.45 mi (8,852.13 km) |
| Cahokia to Onesti | 5,399.48 mi (8,689.63 km) |
| Cahokia to Oradea | 5,193.11 mi (8,357.50 km) |
| Cahokia to Orastie | 5,294.83 mi (8,521.21 km) |
| Cahokia to Oravita | 5,277.83 mi (8,493.84 km) |
| Cahokia to Orsova | 5,318.26 mi (8,558.91 km) |
| Cahokia to Otelu Rosu | 5,279.95 mi (8,497.25 km) |
| Cahokia to Otopeni | 5,458.03 mi (8,783.85 km) |
