| Zaltbommel to Oswego (Illinois) | 4,174.29 mi (6,717.88 km) |
| Zaltbommel to Oswego (New York) | 3,646.72 mi (5,868.83 km) |
| Zaltbommel to Otsego (Minnesota) | 4,185.95 mi (6,736.64 km) |
| Zaltbommel to Ottawa (Illinois) | 4,208.20 mi (6,772.44 km) |
| Zaltbommel to Ottawa (Kansas) | 4,580.28 mi (7,371.25 km) |
| Zaltbommel to Ottumwa (Iowa) | 4,355.02 mi (7,008.73 km) |
| Zaltbommel to Overland (Missouri) | 4,396.88 mi (7,076.10 km) |
| Zaltbommel to Overland Park (Kansas) | 4,544.77 mi (7,314.10 km) |
| Zaltbommel to Overlea (Maryland) | 3,832.36 mi (6,167.59 km) |
| Zaltbommel to Oviedo (Florida) | 4,543.39 mi (7,311.87 km) |
| Zaltbommel to Owasso (Oklahoma) | 4,720.99 mi (7,597.69 km) |
| Zaltbommel to Owatonna (Minnesota) | 4,230.59 mi (6,808.47 km) |
| Zaltbommel to Owensboro (Kentucky) | 4,321.66 mi (6,955.04 km) |
| Zaltbommel to Owings Mills (Maryland) | 3,841.03 mi (6,181.54 km) |
| Zaltbommel to Owosso (Michigan) | 3,958.11 mi (6,369.96 km) |
