| Coamo to Nasaud | 5,343.13 mi (8,598.93 km) |
| Coamo to Navodari | 5,591.14 mi (8,998.08 km) |
| Coamo to Negresti-Oas | 5,289.59 mi (8,512.78 km) |
| Coamo to Nehoiu | 5,463.05 mi (8,791.94 km) |
| Coamo to Ocna Mures | 5,331.75 mi (8,580.63 km) |
| Coamo to Odobesti | 5,491.29 mi (8,837.37 km) |
| Coamo to Odorheiu Secuiesc | 5,399.87 mi (8,690.24 km) |
| Coamo to Oltenita | 5,501.36 mi (8,853.59 km) |
| Coamo to Onesti | 5,468.69 mi (8,801.01 km) |
| Coamo to Oradea | 5,232.10 mi (8,420.25 km) |
| Coamo to Orastie | 5,309.10 mi (8,544.18 km) |
| Coamo to Oravita | 5,249.03 mi (8,447.49 km) |
| Coamo to Orsova | 5,287.58 mi (8,509.53 km) |
| Coamo to Otelu Rosu | 5,274.01 mi (8,487.69 km) |
| Coamo to Otopeni | 5,466.04 mi (8,796.74 km) |
