| South River to Nasaud | 4,598.88 mi (7,401.18 km) |
| South River to Navodari | 4,883.49 mi (7,859.21 km) |
| South River to Negresti-Oas | 4,538.19 mi (7,303.52 km) |
| South River to Nehoiu | 4,750.35 mi (7,644.95 km) |
| South River to Ocna Mures | 4,613.05 mi (7,423.99 km) |
| South River to Odobesti | 4,762.75 mi (7,664.90 km) |
| South River to Odorheiu Secuiesc | 4,672.16 mi (7,519.12 km) |
| South River to Oltenita | 4,815.94 mi (7,750.50 km) |
| South River to Onesti | 4,730.96 mi (7,613.75 km) |
| South River to Oradea | 4,510.64 mi (7,259.17 km) |
| South River to Orastie | 4,608.44 mi (7,416.57 km) |
| South River to Oravita | 4,579.64 mi (7,370.21 km) |
| South River to Orsova | 4,620.64 mi (7,436.21 km) |
| South River to Otelu Rosu | 4,587.79 mi (7,383.33 km) |
| South River to Otopeni | 4,774.30 mi (7,683.49 km) |
