| Spalding to Oerlinghausen | 376.04 mi (605.18 km) |
| Spalding to Oestrich-Winkel | 400.41 mi (644.40 km) |
| Spalding to Offenburg | 462.84 mi (744.88 km) |
| Spalding to Oftersheim | 446.24 mi (718.16 km) |
| Spalding to Ohrdruf | 483.78 mi (778.57 km) |
| Spalding to Ohringen | 486.86 mi (783.53 km) |
| Spalding to Olbernhau | 594.48 mi (956.72 km) |
| Spalding to Olching | 594.41 mi (956.61 km) |
| Spalding to Oldenburg | 348.86 mi (561.44 km) |
| Spalding to Oldenburg in Holstein | 464.51 mi (747.55 km) |
| Spalding to Olfen | 327.05 mi (526.34 km) |
| Spalding to Olpe | 361.51 mi (581.79 km) |
| Spalding to Olsberg | 379.72 mi (611.11 km) |
| Spalding to Oranienburg | 558.92 mi (899.50 km) |
| Spalding to Ortenberg | 429.21 mi (690.75 km) |
