| Melgaco to Oerlinghausen | 1,043.74 mi (1,679.74 km) |
| Melgaco to Oestrich-Winkel | 948.03 mi (1,525.71 km) |
| Melgaco to Offenburg | 898.82 mi (1,446.51 km) |
| Melgaco to Oftersheim | 951.48 mi (1,531.25 km) |
| Melgaco to Ohrdruf | 1,081.15 mi (1,739.95 km) |
| Melgaco to Ohringen | 984.25 mi (1,584.00 km) |
| Melgaco to Olbernhau | 1,180.46 mi (1,899.76 km) |
| Melgaco to Olching | 1,038.80 mi (1,671.78 km) |
| Melgaco to Oldenburg | 1,076.46 mi (1,732.40 km) |
| Melgaco to Oldenburg in Holstein | 1,211.67 mi (1,949.99 km) |
| Melgaco to Olfen | 988.95 mi (1,591.56 km) |
| Melgaco to Olpe | 977.70 mi (1,573.45 km) |
| Melgaco to Olsberg | 1,013.82 mi (1,631.58 km) |
| Melgaco to Oranienburg | 1,237.15 mi (1,991.00 km) |
| Melgaco to Ortenberg | 1,000.80 mi (1,610.63 km) |
