| Tomblaine to Navodari | 1,102.69 mi (1,774.61 km) |
| Tomblaine to Negresti-Oas | 791.80 mi (1,274.28 km) |
| Tomblaine to Nehoiu | 970.98 mi (1,562.63 km) |
| Tomblaine to Ocna Mures | 836.35 mi (1,345.98 km) |
| Tomblaine to Odobesti | 995.79 mi (1,602.56 km) |
| Tomblaine to Odorheiu Secuiesc | 903.54 mi (1,454.11 km) |
| Tomblaine to Oltenita | 1,020.35 mi (1,642.10 km) |
| Tomblaine to Onesti | 971.55 mi (1,563.56 km) |
| Tomblaine to Oradea | 735.12 mi (1,183.06 km) |
| Tomblaine to Orastie | 818.35 mi (1,317.00 km) |
| Tomblaine to Oravita | 771.54 mi (1,241.68 km) |
| Tomblaine to Orsova | 812.28 mi (1,307.24 km) |
| Tomblaine to Otelu Rosu | 788.33 mi (1,268.70 km) |
| Tomblaine to Otopeni | 981.54 mi (1,579.64 km) |
| Tomblaine to Ovidiu | 1,101.71 mi (1,773.03 km) |
