| Kampenhout to Oswego (Illinois) | 4,178.96 mi (6,725.39 km) |
| Kampenhout to Oswego (New York) | 3,645.16 mi (5,866.32 km) |
| Kampenhout to Otsego (Minnesota) | 4,197.56 mi (6,755.32 km) |
| Kampenhout to Ottawa (Illinois) | 4,212.90 mi (6,780.00 km) |
| Kampenhout to Ottawa (Kansas) | 4,587.11 mi (7,382.24 km) |
| Kampenhout to Ottumwa (Iowa) | 4,361.92 mi (7,019.84 km) |
| Kampenhout to Overland (Missouri) | 4,400.23 mi (7,081.49 km) |
| Kampenhout to Overland Park (Kansas) | 4,551.43 mi (7,324.82 km) |
| Kampenhout to Overlea (Maryland) | 3,826.35 mi (6,157.91 km) |
| Kampenhout to Oviedo (Florida) | 4,530.81 mi (7,291.63 km) |
| Kampenhout to Owasso (Oklahoma) | 4,726.31 mi (7,606.27 km) |
| Kampenhout to Owatonna (Minnesota) | 4,240.85 mi (6,824.98 km) |
| Kampenhout to Owensboro (Kentucky) | 4,321.77 mi (6,955.22 km) |
| Kampenhout to Owings Mills (Maryland) | 3,835.26 mi (6,172.26 km) |
| Kampenhout to Owosso (Michigan) | 3,961.22 mi (6,374.97 km) |
