| Wilrijk to Olympia Heights (Florida) | 4,632.11 mi (7,454.65 km) |
| Wilrijk to Omaha (Nebraska) | 4,465.94 mi (7,187.24 km) |
| Wilrijk to On Top of the World Designated Place (Florida) | 4,542.81 mi (7,310.94 km) |
| Wilrijk to Onalaska (Wisconsin) | 4,163.86 mi (6,701.08 km) |
| Wilrijk to Oneida (New York) | 3,615.22 mi (5,818.13 km) |
| Wilrijk to Oneonta (New York) | 3,618.59 mi (5,823.56 km) |
| Wilrijk to Ontario (California) | 5,579.19 mi (8,978.84 km) |
| Wilrijk to Ontario (Oregon) | 4,984.19 mi (8,021.28 km) |
| Wilrijk to Opa-locka (Florida) | 4,619.66 mi (7,434.62 km) |
| Wilrijk to Opelika (Alabama) | 4,491.15 mi (7,227.81 km) |
| Wilrijk to Opelousas (Louisiana) | 4,866.75 mi (7,832.28 km) |
| Wilrijk to Orange (California) | 5,599.55 mi (9,011.61 km) |
| Wilrijk to Orange (Texas) | 4,953.56 mi (7,971.98 km) |
| Wilrijk to Orange City (Florida) | 4,509.91 mi (7,258.00 km) |
| Wilrijk to Orangeburg (South Carolina) | 4,267.22 mi (6,867.42 km) |
