| Seini to Oswego (Illinois) | 4,982.30 mi (8,018.23 km) |
| Seini to Oswego (New York) | 4,475.86 mi (7,203.20 km) |
| Seini to Otsego (Minnesota) | 4,963.68 mi (7,988.27 km) |
| Seini to Ottawa (Illinois) | 5,015.98 mi (8,072.44 km) |
| Seini to Ottawa (Kansas) | 5,378.20 mi (8,655.37 km) |
| Seini to Ottumwa (Iowa) | 5,153.49 mi (8,293.74 km) |
| Seini to Overland (Missouri) | 5,209.04 mi (8,383.14 km) |
| Seini to Overland Park (Kansas) | 5,343.56 mi (8,599.63 km) |
| Seini to Overlea (Maryland) | 4,671.19 mi (7,517.56 km) |
| Seini to Oviedo (Florida) | 5,390.84 mi (8,675.72 km) |
| Seini to Owasso (Oklahoma) | 5,524.63 mi (8,891.03 km) |
| Seini to Owatonna (Minnesota) | 5,014.61 mi (8,070.23 km) |
| Seini to Owensboro (Kentucky) | 5,144.68 mi (8,279.57 km) |
| Seini to Owings Mills (Maryland) | 4,679.38 mi (7,530.74 km) |
| Seini to Owosso (Michigan) | 4,772.39 mi (7,680.43 km) |
