| Fairland to Olympia Heights (Florida) | 943.53 mi (1,518.46 km) |
| Fairland to Omaha (Nebraska) | 1,017.49 mi (1,637.49 km) |
| Fairland to On Top of the World Designated Place (Florida) | 753.34 mi (1,212.38 km) |
| Fairland to Onalaska (Wisconsin) | 807.74 mi (1,299.94 km) |
| Fairland to Oneida (New York) | 284.19 mi (457.36 km) |
| Fairland to Oneonta (New York) | 253.19 mi (407.46 km) |
| Fairland to Ontario (California) | 2,263.90 mi (3,643.39 km) |
| Fairland to Ontario (Oregon) | 2,076.58 mi (3,341.93 km) |
| Fairland to Opa-locka (Florida) | 930.61 mi (1,497.67 km) |
| Fairland to Opelika (Alabama) | 646.87 mi (1,041.03 km) |
| Fairland to Opelousas (Louisiana) | 1,039.88 mi (1,673.53 km) |
| Fairland to Orange (California) | 2,281.26 mi (3,671.34 km) |
| Fairland to Orange (Texas) | 1,135.85 mi (1,827.98 km) |
| Fairland to Orange City (Florida) | 743.40 mi (1,196.39 km) |
| Fairland to Orangeburg (South Carolina) | 443.24 mi (713.33 km) |
