| Nogales to Oerlinghausen | 5,622.06 mi (9,047.83 km) |
| Nogales to Oestrich-Winkel | 5,689.74 mi (9,156.75 km) |
| Nogales to Offenburg | 5,757.13 mi (9,265.20 km) |
| Nogales to Oftersheim | 5,738.07 mi (9,234.54 km) |
| Nogales to Ohrdruf | 5,740.88 mi (9,239.05 km) |
| Nogales to Ohringen | 5,776.66 mi (9,296.64 km) |
| Nogales to Olbernhau | 5,830.54 mi (9,383.35 km) |
| Nogales to Olching | 5,884.38 mi (9,469.99 km) |
| Nogales to Oldenburg | 5,554.27 mi (8,938.73 km) |
| Nogales to Oldenburg in Holstein | 5,582.46 mi (8,984.10 km) |
| Nogales to Olfen | 5,591.94 mi (8,999.36 km) |
| Nogales to Olpe | 5,638.17 mi (9,073.75 km) |
| Nogales to Olsberg | 5,644.27 mi (9,083.58 km) |
| Nogales to Oranienburg | 5,726.10 mi (9,215.27 km) |
| Nogales to Ortenberg | 5,708.49 mi (9,186.93 km) |
