| Dunkerque to Oswego (Illinois) | 4,094.05 mi (6,588.73 km) |
| Dunkerque to Oswego (New York) | 3,556.76 mi (5,724.06 km) |
| Dunkerque to Otsego (Minnesota) | 4,117.53 mi (6,626.53 km) |
| Dunkerque to Ottawa (Illinois) | 4,127.99 mi (6,643.36 km) |
| Dunkerque to Ottawa (Kansas) | 4,503.54 mi (7,247.75 km) |
| Dunkerque to Ottumwa (Iowa) | 4,278.44 mi (6,885.49 km) |
| Dunkerque to Overland (Missouri) | 4,314.46 mi (6,943.45 km) |
| Dunkerque to Overland Park (Kansas) | 4,467.74 mi (7,190.14 km) |
| Dunkerque to Overlea (Maryland) | 3,735.83 mi (6,012.24 km) |
| Dunkerque to Oviedo (Florida) | 4,437.91 mi (7,142.13 km) |
| Dunkerque to Owasso (Oklahoma) | 4,641.72 mi (7,470.13 km) |
| Dunkerque to Owatonna (Minnesota) | 4,159.78 mi (6,694.53 km) |
| Dunkerque to Owensboro (Kentucky) | 4,234.15 mi (6,814.21 km) |
| Dunkerque to Owings Mills (Maryland) | 3,744.85 mi (6,026.76 km) |
| Dunkerque to Owosso (Michigan) | 3,875.38 mi (6,236.83 km) |
