| Trowbridge to Nasaud | 1,223.81 mi (1,969.53 km) |
| Trowbridge to Navodari | 1,496.45 mi (2,408.31 km) |
| Trowbridge to Negresti-Oas | 1,166.10 mi (1,876.66 km) |
| Trowbridge to Nehoiu | 1,362.99 mi (2,193.53 km) |
| Trowbridge to Ocna Mures | 1,225.72 mi (1,972.60 km) |
| Trowbridge to Odobesti | 1,382.62 mi (2,225.12 km) |
| Trowbridge to Odorheiu Secuiesc | 1,289.98 mi (2,076.02 km) |
| Trowbridge to Oltenita | 1,420.10 mi (2,285.43 km) |
| Trowbridge to Onesti | 1,354.83 mi (2,180.39 km) |
| Trowbridge to Oradea | 1,122.59 mi (1,806.63 km) |
| Trowbridge to Orastie | 1,214.08 mi (1,953.87 km) |
| Trowbridge to Oravita | 1,176.62 mi (1,893.59 km) |
| Trowbridge to Orsova | 1,217.65 mi (1,959.62 km) |
| Trowbridge to Otelu Rosu | 1,188.69 mi (1,913.01 km) |
| Trowbridge to Otopeni | 1,379.75 mi (2,220.49 km) |
