| Lakeway to Olympia Heights (Florida) | 1,121.33 mi (1,804.61 km) |
| Lakeway to Omaha (Nebraska) | 761.38 mi (1,225.32 km) |
| Lakeway to On Top of the World Designated Place (Florida) | 945.15 mi (1,521.07 km) |
| Lakeway to Onalaska (Wisconsin) | 1,006.01 mi (1,619.02 km) |
| Lakeway to Oneida (New York) | 1,509.21 mi (2,428.84 km) |
| Lakeway to Oneonta (New York) | 1,516.53 mi (2,440.62 km) |
| Lakeway to Ontario (California) | 1,173.07 mi (1,887.88 km) |
| Lakeway to Ontario (Oregon) | 1,402.47 mi (2,257.05 km) |
| Lakeway to Opa-locka (Florida) | 1,122.00 mi (1,805.69 km) |
| Lakeway to Opelika (Alabama) | 759.19 mi (1,221.79 km) |
| Lakeway to Opelousas (Louisiana) | 351.90 mi (566.34 km) |
| Lakeway to Orange (California) | 1,183.45 mi (1,904.59 km) |
| Lakeway to Orange (Texas) | 252.73 mi (406.74 km) |
| Lakeway to Orange City (Florida) | 1,006.59 mi (1,619.96 km) |
| Lakeway to Orangeburg (South Carolina) | 1,025.79 mi (1,650.85 km) |
