| Hidalgo to Oerlinghausen | 5,479.05 mi (8,817.68 km) |
| Hidalgo to Oestrich-Winkel | 5,519.46 mi (8,882.71 km) |
| Hidalgo to Offenburg | 5,568.13 mi (8,961.04 km) |
| Hidalgo to Oftersheim | 5,563.46 mi (8,953.52 km) |
| Hidalgo to Ohrdruf | 5,595.46 mi (9,005.02 km) |
| Hidalgo to Ohringen | 5,605.13 mi (9,020.58 km) |
| Hidalgo to Olbernhau | 5,698.07 mi (9,170.16 km) |
| Hidalgo to Olching | 5,711.65 mi (9,192.01 km) |
| Hidalgo to Oldenburg | 5,423.23 mi (8,727.85 km) |
| Hidalgo to Oldenburg in Holstein | 5,479.11 mi (8,817.77 km) |
| Hidalgo to Olfen | 5,439.21 mi (8,753.56 km) |
| Hidalgo to Olpe | 5,479.27 mi (8,818.03 km) |
| Hidalgo to Olsberg | 5,492.85 mi (8,839.88 km) |
| Hidalgo to Oranienburg | 5,617.17 mi (9,039.97 km) |
| Hidalgo to Ortenberg | 5,548.21 mi (8,928.98 km) |
