| Thetford to Noventa Vicentina | 693.81 mi (1,116.58 km) |
| Thetford to Novi di Modena | 694.99 mi (1,118.48 km) |
| Thetford to Novi Ligure | 643.09 mi (1,034.95 km) |
| Thetford to Nuoro | 929.08 mi (1,495.22 km) |
| Thetford to Occhiobello | 714.37 mi (1,149.67 km) |
| Thetford to Oderzo | 700.27 mi (1,126.98 km) |
| Thetford to Oggiono | 600.30 mi (966.09 km) |
| Thetford to Olbia | 894.67 mi (1,439.84 km) |
| Thetford to Oleggio | 590.36 mi (950.09 km) |
| Thetford to Olgiate Comasco | 589.28 mi (948.35 km) |
| Thetford to Olgiate Olona | 595.36 mi (958.14 km) |
| Thetford to Omegna | 568.34 mi (914.65 km) |
| Thetford to Opera | 618.78 mi (995.83 km) |
| Thetford to Oppeano | 681.87 mi (1,097.37 km) |
| Thetford to Orbassano | 597.43 mi (961.48 km) |
