| Littleport to Orbetello | 857.54 mi (1,380.07 km) |
| Littleport to Oria | 1,161.40 mi (1,869.10 km) |
| Littleport to Oristano | 952.03 mi (1,532.14 km) |
| Littleport to Orta Nova | 1,054.06 mi (1,696.34 km) |
| Littleport to Orte | 889.53 mi (1,431.56 km) |
| Littleport to Ortona | 956.98 mi (1,540.12 km) |
| Littleport to Orvieto | 866.88 mi (1,395.11 km) |
| Littleport to Orzinuovi | 653.70 mi (1,052.03 km) |
| Littleport to Osimo | 866.95 mi (1,395.21 km) |
| Littleport to Ospitaletto | 649.59 mi (1,045.41 km) |
| Littleport to Ostuni | 1,147.24 mi (1,846.30 km) |
| Littleport to Ottaviano | 1,042.57 mi (1,677.86 km) |
| Littleport to Ovada | 660.37 mi (1,062.77 km) |
| Littleport to Ozieri | 917.08 mi (1,475.90 km) |
| Littleport to Paceco | 1,160.54 mi (1,867.71 km) |
