| Viseu to Navodari | 1,862.46 mi (2,997.34 km) |
| Viseu to Negresti-Oas | 1,615.69 mi (2,600.20 km) |
| Viseu to Nehoiu | 1,745.38 mi (2,808.92 km) |
| Viseu to Ocna Mures | 1,628.32 mi (2,620.52 km) |
| Viseu to Odobesti | 1,781.52 mi (2,867.09 km) |
| Viseu to Odorheiu Secuiesc | 1,696.86 mi (2,730.84 km) |
| Viseu to Oltenita | 1,766.25 mi (2,842.50 km) |
| Viseu to Onesti | 1,766.89 mi (2,843.53 km) |
| Viseu to Oradea | 1,540.10 mi (2,478.56 km) |
| Viseu to Orastie | 1,595.34 mi (2,567.45 km) |
| Viseu to Oravita | 1,520.60 mi (2,447.18 km) |
| Viseu to Orsova | 1,555.29 mi (2,502.99 km) |
| Viseu to Otelu Rosu | 1,553.79 mi (2,500.58 km) |
| Viseu to Otopeni | 1,736.18 mi (2,794.11 km) |
| Viseu to Ovidiu | 1,860.15 mi (2,993.62 km) |
