| Santa Maria to Oerlinghausen | 5,692.71 mi (9,161.52 km) |
| Santa Maria to Oestrich-Winkel | 5,778.00 mi (9,298.79 km) |
| Santa Maria to Offenburg | 5,856.95 mi (9,425.85 km) |
| Santa Maria to Oftersheim | 5,828.11 mi (9,379.43 km) |
| Santa Maria to Ohrdruf | 5,809.93 mi (9,350.18 km) |
| Santa Maria to Ohringen | 5,863.43 mi (9,436.27 km) |
| Santa Maria to Olbernhau | 5,887.83 mi (9,475.55 km) |
| Santa Maria to Olching | 5,969.05 mi (9,606.26 km) |
| Santa Maria to Oldenburg | 5,618.27 mi (9,041.73 km) |
| Santa Maria to Oldenburg in Holstein | 5,625.91 mi (9,054.02 km) |
| Santa Maria to Olfen | 5,670.37 mi (9,125.58 km) |
| Santa Maria to Olpe | 5,719.72 mi (9,204.99 km) |
| Santa Maria to Olsberg | 5,720.31 mi (9,205.96 km) |
| Santa Maria to Oranienburg | 5,769.47 mi (9,285.07 km) |
| Santa Maria to Ortenberg | 5,789.08 mi (9,316.62 km) |
