| Hitchin to Nasaud | 1,144.99 mi (1,842.68 km) |
| Hitchin to Navodari | 1,421.17 mi (2,287.15 km) |
| Hitchin to Negresti-Oas | 1,086.47 mi (1,748.50 km) |
| Hitchin to Nehoiu | 1,287.50 mi (2,072.03 km) |
| Hitchin to Ocna Mures | 1,149.87 mi (1,850.54 km) |
| Hitchin to Odobesti | 1,305.39 mi (2,100.82 km) |
| Hitchin to Odorheiu Secuiesc | 1,212.96 mi (1,952.07 km) |
| Hitchin to Oltenita | 1,347.46 mi (2,168.53 km) |
| Hitchin to Onesti | 1,276.66 mi (2,054.59 km) |
| Hitchin to Oradea | 1,046.67 mi (1,684.45 km) |
| Hitchin to Orastie | 1,140.53 mi (1,835.50 km) |
| Hitchin to Oravita | 1,107.55 mi (1,782.42 km) |
| Hitchin to Orsova | 1,148.57 mi (1,848.45 km) |
| Hitchin to Otelu Rosu | 1,117.18 mi (1,797.92 km) |
| Hitchin to Otopeni | 1,306.56 mi (2,102.71 km) |
