| Alcochete to Oerlinghausen | 1,245.23 mi (2,004.00 km) |
| Alcochete to Oestrich-Winkel | 1,138.00 mi (1,831.43 km) |
| Alcochete to Offenburg | 1,075.50 mi (1,730.85 km) |
| Alcochete to Oftersheim | 1,134.34 mi (1,825.54 km) |
| Alcochete to Ohrdruf | 1,269.35 mi (2,042.83 km) |
| Alcochete to Ohringen | 1,162.76 mi (1,871.29 km) |
| Alcochete to Olbernhau | 1,361.04 mi (2,190.38 km) |
| Alcochete to Olching | 1,202.82 mi (1,935.76 km) |
| Alcochete to Oldenburg | 1,285.53 mi (2,068.86 km) |
| Alcochete to Oldenburg in Holstein | 1,419.97 mi (2,285.22 km) |
| Alcochete to Olfen | 1,192.65 mi (1,919.38 km) |
| Alcochete to Olpe | 1,175.61 mi (1,891.96 km) |
| Alcochete to Olsberg | 1,211.98 mi (1,950.49 km) |
| Alcochete to Oranienburg | 1,432.11 mi (2,304.76 km) |
| Alcochete to Ortenberg | 1,190.22 mi (1,915.48 km) |
