| Brookfield to Oerlinghausen | 4,215.63 mi (6,784.39 km) |
| Brookfield to Oestrich-Winkel | 4,268.06 mi (6,868.78 km) |
| Brookfield to Offenburg | 4,326.02 mi (6,962.06 km) |
| Brookfield to Oftersheim | 4,314.33 mi (6,943.24 km) |
| Brookfield to Ohrdruf | 4,333.66 mi (6,974.35 km) |
| Brookfield to Ohringen | 4,354.79 mi (7,008.36 km) |
| Brookfield to Olbernhau | 4,431.70 mi (7,132.13 km) |
| Brookfield to Olching | 4,462.47 mi (7,181.64 km) |
| Brookfield to Oldenburg | 4,154.82 mi (6,686.53 km) |
| Brookfield to Oldenburg in Holstein | 4,201.31 mi (6,761.36 km) |
| Brookfield to Olfen | 4,179.59 mi (6,726.39 km) |
| Brookfield to Olpe | 4,222.53 mi (6,795.50 km) |
| Brookfield to Olsberg | 4,232.97 mi (6,812.31 km) |
| Brookfield to Oranienburg | 4,341.91 mi (6,987.63 km) |
| Brookfield to Ortenberg | 4,292.46 mi (6,908.05 km) |
