| Dulmen to Oswego (Illinois) | 4,246.96 mi (6,834.82 km) |
| Dulmen to Oswego (New York) | 3,723.56 mi (5,992.50 km) |
| Dulmen to Otsego (Minnesota) | 4,253.29 mi (6,845.00 km) |
| Dulmen to Ottawa (Illinois) | 4,280.83 mi (6,889.34 km) |
| Dulmen to Ottawa (Kansas) | 4,651.27 mi (7,485.50 km) |
| Dulmen to Ottumwa (Iowa) | 4,426.01 mi (7,122.98 km) |
| Dulmen to Overland (Missouri) | 4,470.42 mi (7,194.44 km) |
| Dulmen to Overland Park (Kansas) | 4,615.91 mi (7,428.58 km) |
| Dulmen to Overlea (Maryland) | 3,911.66 mi (6,295.21 km) |
| Dulmen to Oviedo (Florida) | 4,625.67 mi (7,444.30 km) |
| Dulmen to Owasso (Oklahoma) | 4,793.06 mi (7,713.69 km) |
| Dulmen to Owatonna (Minnesota) | 4,299.01 mi (6,918.58 km) |
| Dulmen to Owensboro (Kentucky) | 4,397.34 mi (7,076.84 km) |
| Dulmen to Owings Mills (Maryland) | 3,920.20 mi (6,308.95 km) |
| Dulmen to Owosso (Michigan) | 4,031.90 mi (6,488.72 km) |
