| Sirvintos to Navodari | 757.78 mi (1,219.53 km) |
| Sirvintos to Negresti-Oas | 499.59 mi (804.01 km) |
| Sirvintos to Nehoiu | 671.60 mi (1,080.84 km) |
| Sirvintos to Ocna Mures | 599.34 mi (964.54 km) |
| Sirvintos to Odobesti | 647.00 mi (1,041.25 km) |
| Sirvintos to Odorheiu Secuiesc | 602.82 mi (970.14 km) |
| Sirvintos to Oltenita | 760.15 mi (1,223.35 km) |
| Sirvintos to Onesti | 611.52 mi (984.14 km) |
| Sirvintos to Oradea | 565.81 mi (910.59 km) |
| Sirvintos to Orastie | 639.40 mi (1,029.02 km) |
| Sirvintos to Oravita | 705.65 mi (1,135.63 km) |
| Sirvintos to Orsova | 721.43 mi (1,161.03 km) |
| Sirvintos to Otelu Rosu | 667.54 mi (1,074.31 km) |
| Sirvintos to Otopeni | 726.16 mi (1,168.64 km) |
| Sirvintos to Ovidiu | 760.75 mi (1,224.30 km) |
