| Saltcoats to Oswego (Illinois) | 3,689.13 mi (5,937.08 km) |
| Saltcoats to Oswego (New York) | 3,169.27 mi (5,100.46 km) |
| Saltcoats to Otsego (Minnesota) | 3,698.08 mi (5,951.48 km) |
| Saltcoats to Ottawa (Illinois) | 3,723.01 mi (5,991.60 km) |
| Saltcoats to Ottawa (Kansas) | 4,093.59 mi (6,588.00 km) |
| Saltcoats to Ottumwa (Iowa) | 3,868.33 mi (6,225.47 km) |
| Saltcoats to Overland (Missouri) | 3,912.81 mi (6,297.06 km) |
| Saltcoats to Overland Park (Kansas) | 4,058.18 mi (6,531.01 km) |
| Saltcoats to Overlea (Maryland) | 3,362.90 mi (5,412.06 km) |
| Saltcoats to Oviedo (Florida) | 4,088.85 mi (6,580.36 km) |
| Saltcoats to Owasso (Oklahoma) | 4,235.20 mi (6,815.90 km) |
| Saltcoats to Owatonna (Minnesota) | 3,742.78 mi (6,023.42 km) |
| Saltcoats to Owensboro (Kentucky) | 3,841.30 mi (6,181.97 km) |
| Saltcoats to Owings Mills (Maryland) | 3,371.04 mi (5,425.17 km) |
| Saltcoats to Owosso (Michigan) | 3,474.43 mi (5,591.55 km) |
