| Galdacano to Oerlinghausen | 805.57 mi (1,296.45 km) |
| Galdacano to Oestrich-Winkel | 694.23 mi (1,117.26 km) |
| Galdacano to Offenburg | 631.52 mi (1,016.33 km) |
| Galdacano to Oftersheim | 689.89 mi (1,110.27 km) |
| Galdacano to Ohrdruf | 825.11 mi (1,327.89 km) |
| Galdacano to Ohringen | 718.64 mi (1,156.55 km) |
| Galdacano to Olbernhau | 916.85 mi (1,475.53 km) |
| Galdacano to Olching | 763.06 mi (1,228.03 km) |
| Galdacano to Oldenburg | 851.57 mi (1,370.46 km) |
| Galdacano to Oldenburg in Holstein | 984.31 mi (1,584.09 km) |
| Galdacano to Olfen | 754.83 mi (1,214.78 km) |
| Galdacano to Olpe | 734.39 mi (1,181.89 km) |
| Galdacano to Olsberg | 770.70 mi (1,240.32 km) |
| Galdacano to Oranienburg | 988.95 mi (1,591.56 km) |
| Galdacano to Ortenberg | 746.25 mi (1,200.97 km) |
