| Maia to Orbetello | 1,021.83 mi (1,644.48 km) |
| Maia to Oria | 1,367.30 mi (2,200.45 km) |
| Maia to Oristano | 906.31 mi (1,458.57 km) |
| Maia to Orta Nova | 1,259.00 mi (2,026.17 km) |
| Maia to Orte | 1,081.55 mi (1,740.59 km) |
| Maia to Ortona | 1,184.57 mi (1,906.38 km) |
| Maia to Orvieto | 1,066.89 mi (1,716.99 km) |
| Maia to Orzinuovi | 973.38 mi (1,566.51 km) |
| Maia to Osimo | 1,135.58 mi (1,827.54 km) |
| Maia to Ospitaletto | 982.06 mi (1,580.48 km) |
| Maia to Ostuni | 1,361.80 mi (2,191.61 km) |
| Maia to Ottaviano | 1,200.24 mi (1,931.60 km) |
| Maia to Ovada | 902.46 mi (1,452.36 km) |
| Maia to Ozieri | 919.58 mi (1,479.92 km) |
| Maia to Paceco | 1,145.85 mi (1,844.08 km) |
