| Foster City to Nasaud | 6,224.41 mi (10,017.22 km) |
| Foster City to Navodari | 6,494.21 mi (10,451.43 km) |
| Foster City to Negresti-Oas | 6,167.86 mi (9,926.22 km) |
| Foster City to Nehoiu | 6,383.61 mi (10,273.43 km) |
| Foster City to Ocna Mures | 6,268.54 mi (10,088.24 km) |
| Foster City to Odobesti | 6,372.61 mi (10,255.73 km) |
| Foster City to Odorheiu Secuiesc | 6,303.09 mi (10,143.84 km) |
| Foster City to Oltenita | 6,470.05 mi (10,412.53 km) |
| Foster City to Onesti | 6,335.76 mi (10,196.42 km) |
| Foster City to Oradea | 6,184.93 mi (9,953.68 km) |
| Foster City to Orastie | 6,287.85 mi (10,119.31 km) |
| Foster City to Oravita | 6,303.94 mi (10,145.21 km) |
| Foster City to Orsova | 6,339.34 mi (10,202.18 km) |
| Foster City to Otelu Rosu | 6,289.67 mi (10,122.24 km) |
| Foster City to Otopeni | 6,429.32 mi (10,346.98 km) |
