| Socorro to Oerlinghausen | 5,453.20 mi (8,776.08 km) |
| Socorro to Oestrich-Winkel | 5,514.08 mi (8,874.05 km) |
| Socorro to Offenburg | 5,576.97 mi (8,975.26 km) |
| Socorro to Oftersheim | 5,561.51 mi (8,950.38 km) |
| Socorro to Ohrdruf | 5,571.91 mi (8,967.13 km) |
| Socorro to Ohringen | 5,601.05 mi (9,014.03 km) |
| Socorro to Olbernhau | 5,665.39 mi (9,117.57 km) |
| Socorro to Olching | 5,708.92 mi (9,187.63 km) |
| Socorro to Oldenburg | 5,388.26 mi (8,671.57 km) |
| Socorro to Oldenburg in Holstein | 5,423.99 mi (8,729.07 km) |
| Socorro to Olfen | 5,420.40 mi (8,723.30 km) |
| Socorro to Olpe | 5,465.23 mi (8,795.43 km) |
| Socorro to Olsberg | 5,473.31 mi (8,808.44 km) |
| Socorro to Oranienburg | 5,566.78 mi (8,958.87 km) |
| Socorro to Ortenberg | 5,535.50 mi (8,908.53 km) |
