| Siloam Springs to Nasaud | 5,546.80 mi (8,926.72 km) |
| Siloam Springs to Navodari | 5,834.71 mi (9,390.06 km) |
| Siloam Springs to Negresti-Oas | 5,485.72 mi (8,828.42 km) |
| Siloam Springs to Nehoiu | 5,705.12 mi (9,181.50 km) |
| Siloam Springs to Ocna Mures | 5,571.20 mi (8,965.98 km) |
| Siloam Springs to Odobesti | 5,710.25 mi (9,189.76 km) |
| Siloam Springs to Odorheiu Secuiesc | 5,623.96 mi (9,050.89 km) |
| Siloam Springs to Oltenita | 5,779.22 mi (9,300.76 km) |
| Siloam Springs to Onesti | 5,675.88 mi (9,134.45 km) |
| Siloam Springs to Oradea | 5,472.05 mi (8,806.42 km) |
| Siloam Springs to Orastie | 5,574.20 mi (8,970.81 km) |
| Siloam Springs to Oravita | 5,558.95 mi (8,946.27 km) |
| Siloam Springs to Orsova | 5,599.24 mi (9,011.11 km) |
| Siloam Springs to Otelu Rosu | 5,560.20 mi (8,948.27 km) |
| Siloam Springs to Otopeni | 5,736.74 mi (9,232.40 km) |
