| Syosset to Oskaloosa (Iowa) | 995.69 mi (1,602.40 km) |
| Syosset to Oswego (Illinois) | 772.02 mi (1,242.44 km) |
| Syosset to Oswego (New York) | 238.24 mi (383.40 km) |
| Syosset to Otsego (Minnesota) | 1,058.21 mi (1,703.03 km) |
| Syosset to Ottawa (Illinois) | 797.87 mi (1,284.05 km) |
| Syosset to Ottawa (Kansas) | 1,163.76 mi (1,872.89 km) |
| Syosset to Ottumwa (Iowa) | 985.81 mi (1,586.51 km) |
| Syosset to Overland (Missouri) | 906.34 mi (1,458.61 km) |
| Syosset to Overland Park (Kansas) | 1,128.81 mi (1,816.64 km) |
| Syosset to Overlea (Maryland) | 188.30 mi (303.04 km) |
| Syosset to Oviedo (Florida) | 945.62 mi (1,521.83 km) |
| Syosset to Owasso (Oklahoma) | 1,242.65 mi (1,999.85 km) |
| Syosset to Owatonna (Minnesota) | 1,028.23 mi (1,654.77 km) |
| Syosset to Owensboro (Kentucky) | 757.23 mi (1,218.65 km) |
| Syosset to Owings Mills (Maryland) | 199.03 mi (320.31 km) |
