| Smethwick to Nasaud | 1,220.19 mi (1,963.70 km) |
| Smethwick to Navodari | 1,498.01 mi (2,410.81 km) |
| Smethwick to Negresti-Oas | 1,161.22 mi (1,868.80 km) |
| Smethwick to Nehoiu | 1,364.32 mi (2,195.66 km) |
| Smethwick to Ocna Mures | 1,226.62 mi (1,974.06 km) |
| Smethwick to Odobesti | 1,381.35 mi (2,223.06 km) |
| Smethwick to Odorheiu Secuiesc | 1,289.09 mi (2,074.60 km) |
| Smethwick to Oltenita | 1,425.40 mi (2,293.97 km) |
| Smethwick to Onesti | 1,352.13 mi (2,176.05 km) |
| Smethwick to Oradea | 1,123.46 mi (1,808.03 km) |
| Smethwick to Orastie | 1,218.24 mi (1,960.57 km) |
| Smethwick to Oravita | 1,186.68 mi (1,909.78 km) |
| Smethwick to Orsova | 1,227.69 mi (1,975.77 km) |
| Smethwick to Otelu Rosu | 1,195.61 mi (1,924.16 km) |
| Smethwick to Otopeni | 1,384.32 mi (2,227.86 km) |
