| Damme to Oswego (Illinois) | 4,254.40 mi (6,846.79 km) |
| Damme to Oswego (New York) | 3,736.92 mi (6,013.99 km) |
| Damme to Otsego (Minnesota) | 4,254.33 mi (6,846.68 km) |
| Damme to Ottawa (Illinois) | 4,288.23 mi (6,901.24 km) |
| Damme to Ottawa (Kansas) | 4,656.51 mi (7,493.93 km) |
| Damme to Ottumwa (Iowa) | 4,431.31 mi (7,131.50 km) |
| Damme to Overland (Missouri) | 4,478.94 mi (7,208.15 km) |
| Damme to Overland Park (Kansas) | 4,621.32 mi (7,437.30 km) |
| Damme to Overlea (Maryland) | 3,928.84 mi (6,322.86 km) |
| Damme to Oviedo (Florida) | 4,648.26 mi (7,480.65 km) |
| Damme to Owasso (Oklahoma) | 4,799.61 mi (7,724.22 km) |
| Damme to Owatonna (Minnesota) | 4,301.27 mi (6,922.23 km) |
| Damme to Owensboro (Kentucky) | 4,408.82 mi (7,095.32 km) |
| Damme to Owings Mills (Maryland) | 3,937.16 mi (6,336.25 km) |
| Damme to Owosso (Michigan) | 4,040.88 mi (6,503.16 km) |
