| Oberwil to Olympia Heights (Florida) | 4,834.76 mi (7,780.79 km) |
| Oberwil to Omaha (Nebraska) | 4,731.19 mi (7,614.12 km) |
| Oberwil to On Top of the World Designated Place (Florida) | 4,759.06 mi (7,658.97 km) |
| Oberwil to Onalaska (Wisconsin) | 4,427.65 mi (7,125.62 km) |
| Oberwil to Oneida (New York) | 3,856.17 mi (6,205.90 km) |
| Oberwil to Oneonta (New York) | 3,856.87 mi (6,207.03 km) |
| Oberwil to Ontario (California) | 5,859.72 mi (9,430.32 km) |
| Oberwil to Ontario (Oregon) | 5,270.26 mi (8,481.66 km) |
| Oberwil to Opa-locka (Florida) | 4,822.57 mi (7,761.18 km) |
| Oberwil to Opelika (Alabama) | 4,722.71 mi (7,600.47 km) |
| Oberwil to Opelousas (Louisiana) | 5,106.60 mi (8,218.28 km) |
| Oberwil to Orange (California) | 5,880.11 mi (9,463.13 km) |
| Oberwil to Orange (Texas) | 5,195.76 mi (8,361.77 km) |
| Oberwil to Orange City (Florida) | 4,723.44 mi (7,601.65 km) |
| Oberwil to Orangeburg (South Carolina) | 4,491.78 mi (7,228.82 km) |
