| Sebring to Olympia (Washington) | 2,607.02 mi (4,195.59 km) |
| Sebring to Olympia Heights (Florida) | 139.31 mi (224.20 km) |
| Sebring to Omaha (Nebraska) | 1,261.46 mi (2,030.12 km) |
| Sebring to On Top of the World Designated Place (Florida) | 123.44 mi (198.65 km) |
| Sebring to Onalaska (Wisconsin) | 1,256.96 mi (2,022.88 km) |
| Sebring to Oneida (New York) | 1,125.50 mi (1,811.33 km) |
| Sebring to Oneonta (New York) | 1,095.38 mi (1,762.85 km) |
| Sebring to Ontario (California) | 2,182.17 mi (3,511.87 km) |
| Sebring to Ontario (Oregon) | 2,271.50 mi (3,655.62 km) |
| Sebring to Opa-locka (Florida) | 131.70 mi (211.95 km) |
| Sebring to Opelika (Alabama) | 428.10 mi (688.97 km) |
| Sebring to Opelousas (Louisiana) | 675.59 mi (1,087.25 km) |
| Sebring to Orange (California) | 2,194.01 mi (3,530.92 km) |
| Sebring to Orange (Texas) | 766.84 mi (1,234.11 km) |
| Sebring to Orange City (Florida) | 101.22 mi (162.90 km) |
