| Syosset to Oerlinghausen | 3,776.93 mi (6,078.39 km) |
| Syosset to Oestrich-Winkel | 3,804.87 mi (6,123.34 km) |
| Syosset to Offenburg | 3,846.13 mi (6,189.75 km) |
| Syosset to Oftersheim | 3,846.66 mi (6,190.59 km) |
| Syosset to Ohrdruf | 3,890.41 mi (6,261.01 km) |
| Syosset to Ohringen | 3,889.01 mi (6,258.76 km) |
| Syosset to Olbernhau | 3,997.48 mi (6,433.32 km) |
| Syosset to Olching | 3,993.86 mi (6,427.50 km) |
| Syosset to Oldenburg | 3,728.02 mi (5,999.67 km) |
| Syosset to Oldenburg in Holstein | 3,798.04 mi (6,112.35 km) |
| Syosset to Olfen | 3,733.18 mi (6,007.98 km) |
| Syosset to Olpe | 3,769.92 mi (6,067.10 km) |
| Syosset to Olsberg | 3,786.61 mi (6,093.95 km) |
| Syosset to Oranienburg | 3,930.11 mi (6,324.90 km) |
| Syosset to Ortenberg | 3,837.33 mi (6,175.58 km) |
