| Smorumnedre to Navodari | 1,065.29 mi (1,714.41 km) |
| Smorumnedre to Negresti-Oas | 720.15 mi (1,158.97 km) |
| Smorumnedre to Nehoiu | 941.16 mi (1,514.65 km) |
| Smorumnedre to Ocna Mures | 815.53 mi (1,312.47 km) |
| Smorumnedre to Odobesti | 940.09 mi (1,512.92 km) |
| Smorumnedre to Odorheiu Secuiesc | 859.07 mi (1,382.54 km) |
| Smorumnedre to Oltenita | 1,022.69 mi (1,645.86 km) |
| Smorumnedre to Onesti | 904.51 mi (1,455.67 km) |
| Smorumnedre to Oradea | 726.62 mi (1,169.37 km) |
| Smorumnedre to Orastie | 830.33 mi (1,336.29 km) |
| Smorumnedre to Oravita | 844.92 mi (1,359.77 km) |
| Smorumnedre to Orsova | 879.80 mi (1,415.90 km) |
| Smorumnedre to Otelu Rosu | 830.15 mi (1,336.00 km) |
| Smorumnedre to Otopeni | 980.57 mi (1,578.08 km) |
| Smorumnedre to Ovidiu | 1,066.56 mi (1,716.47 km) |
