| Sremska Kamenica to Olympia Heights (Florida) | 5,437.60 mi (8,750.97 km) |
| Sremska Kamenica to Omaha (Nebraska) | 5,271.46 mi (8,483.59 km) |
| Sremska Kamenica to On Top of the World Designated Place (Florida) | 5,356.52 mi (8,620.49 km) |
| Sremska Kamenica to Onalaska (Wisconsin) | 4,971.54 mi (8,000.92 km) |
| Sremska Kamenica to Oneida (New York) | 4,434.74 mi (7,137.03 km) |
| Sremska Kamenica to Oneonta (New York) | 4,438.14 mi (7,142.50 km) |
| Sremska Kamenica to Ontario (California) | 6,347.60 mi (10,215.48 km) |
| Sremska Kamenica to Ontario (Oregon) | 5,726.14 mi (9,215.34 km) |
| Sremska Kamenica to Opa-locka (Florida) | 5,425.34 mi (8,731.24 km) |
| Sremska Kamenica to Opelika (Alabama) | 5,310.10 mi (8,545.78 km) |
| Sremska Kamenica to Opelousas (Louisiana) | 5,686.26 mi (9,151.16 km) |
| Sremska Kamenica to Orange (California) | 6,367.79 mi (10,247.97 km) |
| Sremska Kamenica to Orange (Texas) | 5,772.84 mi (9,290.49 km) |
| Sremska Kamenica to Orange City (Florida) | 5,322.20 mi (8,565.26 km) |
| Sremska Kamenica to Orangeburg (South Carolina) | 5,084.30 mi (8,182.39 km) |
