| Tuusula to Navodari | 1,122.94 mi (1,807.20 km) |
| Tuusula to Negresti-Oas | 870.50 mi (1,400.94 km) |
| Tuusula to Nehoiu | 1,043.21 mi (1,678.88 km) |
| Tuusula to Ocna Mures | 971.49 mi (1,563.47 km) |
| Tuusula to Odobesti | 1,016.69 mi (1,636.21 km) |
| Tuusula to Odorheiu Secuiesc | 975.61 mi (1,570.09 km) |
| Tuusula to Oltenita | 1,131.35 mi (1,820.73 km) |
| Tuusula to Onesti | 981.86 mi (1,580.15 km) |
| Tuusula to Oradea | 931.71 mi (1,499.44 km) |
| Tuusula to Orastie | 1,010.42 mi (1,626.12 km) |
| Tuusula to Oravita | 1,072.48 mi (1,725.99 km) |
| Tuusula to Orsova | 1,090.80 mi (1,755.48 km) |
| Tuusula to Otelu Rosu | 1,036.38 mi (1,667.89 km) |
| Tuusula to Otopeni | 1,098.24 mi (1,767.44 km) |
| Tuusula to Ovidiu | 1,126.16 mi (1,812.38 km) |
