| Zrnovci to Olympia Heights (Florida) | 5,657.81 mi (9,105.36 km) |
| Zrnovci to Omaha (Nebraska) | 5,530.40 mi (8,900.32 km) |
| Zrnovci to On Top of the World Designated Place (Florida) | 5,585.96 mi (8,989.73 km) |
| Zrnovci to Onalaska (Wisconsin) | 5,229.49 mi (8,416.05 km) |
| Zrnovci to Oneida (New York) | 4,679.61 mi (7,531.11 km) |
| Zrnovci to Oneonta (New York) | 4,681.45 mi (7,534.07 km) |
| Zrnovci to Ontario (California) | 6,613.64 mi (10,643.62 km) |
| Zrnovci to Ontario (Oregon) | 5,992.79 mi (9,644.46 km) |
| Zrnovci to Opa-locka (Florida) | 5,645.74 mi (9,085.95 km) |
| Zrnovci to Opelika (Alabama) | 5,549.45 mi (8,930.97 km) |
| Zrnovci to Opelousas (Louisiana) | 5,930.88 mi (9,544.82 km) |
| Zrnovci to Orange (California) | 6,633.84 mi (10,676.13 km) |
| Zrnovci to Orange (Texas) | 6,018.94 mi (9,686.55 km) |
| Zrnovci to Orange City (Florida) | 5,549.86 mi (8,931.63 km) |
| Zrnovci to Orangeburg (South Carolina) | 5,319.24 mi (8,560.48 km) |
