| Douglasville to Oerlinghausen | 4,557.60 mi (7,334.75 km) |
| Douglasville to Oestrich-Winkel | 4,588.30 mi (7,384.15 km) |
| Douglasville to Offenburg | 4,630.79 mi (7,452.54 km) |
| Douglasville to Oftersheim | 4,630.51 mi (7,452.09 km) |
| Douglasville to Ohrdruf | 4,671.88 mi (7,518.66 km) |
| Douglasville to Ohringen | 4,672.76 mi (7,520.09 km) |
| Douglasville to Olbernhau | 4,777.98 mi (7,689.42 km) |
| Douglasville to Olching | 4,777.95 mi (7,689.36 km) |
| Douglasville to Oldenburg | 4,506.86 mi (7,253.09 km) |
| Douglasville to Oldenburg in Holstein | 4,572.98 mi (7,359.51 km) |
| Douglasville to Olfen | 4,514.75 mi (7,265.78 km) |
| Douglasville to Olpe | 4,552.26 mi (7,326.16 km) |
| Douglasville to Olsberg | 4,568.26 mi (7,351.91 km) |
| Douglasville to Oranienburg | 4,706.98 mi (7,575.15 km) |
| Douglasville to Ortenberg | 4,620.04 mi (7,435.24 km) |
