| Dunwoody to Oerlinghausen | 4,532.00 mi (7,293.55 km) |
| Dunwoody to Oestrich-Winkel | 4,562.45 mi (7,342.56 km) |
| Dunwoody to Offenburg | 4,604.79 mi (7,410.69 km) |
| Dunwoody to Oftersheim | 4,604.62 mi (7,410.42 km) |
| Dunwoody to Ohrdruf | 4,646.22 mi (7,477.37 km) |
| Dunwoody to Ohringen | 4,646.88 mi (7,478.43 km) |
| Dunwoody to Olbernhau | 4,752.41 mi (7,648.26 km) |
| Dunwoody to Olching | 4,752.02 mi (7,647.65 km) |
| Dunwoody to Oldenburg | 4,481.40 mi (7,212.12 km) |
| Dunwoody to Oldenburg in Holstein | 4,547.79 mi (7,318.96 km) |
| Dunwoody to Olfen | 4,489.08 mi (7,224.47 km) |
| Dunwoody to Olpe | 4,526.52 mi (7,284.73 km) |
| Dunwoody to Olsberg | 4,542.59 mi (7,310.58 km) |
| Dunwoody to Oranienburg | 4,681.67 mi (7,534.41 km) |
| Dunwoody to Ortenberg | 4,594.27 mi (7,393.76 km) |
