| Gainesville to Oerlinghausen | 4,672.91 mi (7,520.32 km) |
| Gainesville to Oestrich-Winkel | 4,692.63 mi (7,552.06 km) |
| Gainesville to Offenburg | 4,727.12 mi (7,607.57 km) |
| Gainesville to Oftersheim | 4,732.44 mi (7,616.12 km) |
| Gainesville to Ohrdruf | 4,784.24 mi (7,699.49 km) |
| Gainesville to Ohringen | 4,775.15 mi (7,684.86 km) |
| Gainesville to Olbernhau | 4,893.34 mi (7,875.08 km) |
| Gainesville to Olching | 4,878.08 mi (7,850.51 km) |
| Gainesville to Oldenburg | 4,627.62 mi (7,447.44 km) |
| Gainesville to Oldenburg in Holstein | 4,702.84 mi (7,568.49 km) |
| Gainesville to Olfen | 4,627.13 mi (7,446.64 km) |
| Gainesville to Olpe | 4,661.61 mi (7,502.14 km) |
| Gainesville to Olsberg | 4,680.18 mi (7,532.03 km) |
| Gainesville to Oranienburg | 4,832.33 mi (7,776.88 km) |
| Gainesville to Ortenberg | 4,727.66 mi (7,608.43 km) |
