| Almeirim to Orbetello | 1,058.09 mi (1,702.84 km) |
| Almeirim to Oria | 1,390.18 mi (2,237.27 km) |
| Almeirim to Oristano | 916.62 mi (1,475.16 km) |
| Almeirim to Orta Nova | 1,286.78 mi (2,070.88 km) |
| Almeirim to Orte | 1,117.82 mi (1,798.96 km) |
| Almeirim to Ortona | 1,219.90 mi (1,963.24 km) |
| Almeirim to Orvieto | 1,105.44 mi (1,779.03 km) |
| Almeirim to Orzinuovi | 1,037.08 mi (1,669.02 km) |
| Almeirim to Osimo | 1,180.12 mi (1,899.21 km) |
| Almeirim to Ospitaletto | 1,046.85 mi (1,684.73 km) |
| Almeirim to Ostuni | 1,386.29 mi (2,231.01 km) |
| Almeirim to Ottaviano | 1,223.63 mi (1,969.25 km) |
| Almeirim to Ovada | 961.37 mi (1,547.17 km) |
| Almeirim to Ozieri | 937.37 mi (1,508.56 km) |
| Almeirim to Paceco | 1,143.57 mi (1,840.40 km) |
