| Ussel to Navodari | 1,283.60 mi (2,065.76 km) |
| Ussel to Negresti-Oas | 1,009.88 mi (1,625.25 km) |
| Ussel to Nehoiu | 1,158.82 mi (1,864.94 km) |
| Ussel to Ocna Mures | 1,033.36 mi (1,663.04 km) |
| Ussel to Odobesti | 1,190.90 mi (1,916.57 km) |
| Ussel to Odorheiu Secuiesc | 1,102.31 mi (1,774.00 km) |
| Ussel to Oltenita | 1,192.01 mi (1,918.35 km) |
| Ussel to Onesti | 1,172.39 mi (1,886.78 km) |
| Ussel to Oradea | 939.41 mi (1,511.83 km) |
| Ussel to Orastie | 1,005.45 mi (1,618.12 km) |
| Ussel to Oravita | 940.14 mi (1,513.00 km) |
| Ussel to Orsova | 978.12 mi (1,574.12 km) |
| Ussel to Otelu Rosu | 967.57 mi (1,557.15 km) |
| Ussel to Otopeni | 1,157.67 mi (1,863.10 km) |
| Ussel to Ovidiu | 1,281.84 mi (2,062.92 km) |
