| Kearney to Olympia Heights (Florida) | 1,492.12 mi (2,401.33 km) |
| Kearney to Omaha (Nebraska) | 162.75 mi (261.92 km) |
| Kearney to On Top of the World Designated Place (Florida) | 1,240.15 mi (1,995.83 km) |
| Kearney to Onalaska (Wisconsin) | 458.53 mi (737.94 km) |
| Kearney to Oneida (New York) | 1,211.79 mi (1,950.18 km) |
| Kearney to Oneonta (New York) | 1,243.03 mi (2,000.47 km) |
| Kearney to Ontario (California) | 1,113.48 mi (1,791.97 km) |
| Kearney to Ontario (Oregon) | 939.82 mi (1,512.50 km) |
| Kearney to Opa-locka (Florida) | 1,486.51 mi (2,392.30 km) |
| Kearney to Opelika (Alabama) | 939.09 mi (1,511.32 km) |
| Kearney to Opelousas (Louisiana) | 804.93 mi (1,295.41 km) |
| Kearney to Orange (California) | 1,132.32 mi (1,822.29 km) |
| Kearney to Orange (Texas) | 789.55 mi (1,270.66 km) |
| Kearney to Orange City (Florida) | 1,291.64 mi (2,078.69 km) |
| Kearney to Orangeburg (South Carolina) | 1,117.65 mi (1,798.68 km) |
