| Boyabat to Olympia Heights (Florida) | 6,214.72 mi (10,001.63 km) |
| Boyabat to Omaha (Nebraska) | 5,947.14 mi (9,571.00 km) |
| Boyabat to On Top of the World Designated Place (Florida) | 6,122.32 mi (9,852.92 km) |
| Boyabat to Onalaska (Wisconsin) | 5,655.23 mi (9,101.22 km) |
| Boyabat to Oneida (New York) | 5,172.41 mi (8,324.20 km) |
| Boyabat to Oneonta (New York) | 5,179.82 mi (8,336.12 km) |
| Boyabat to Ontario (California) | 6,932.97 mi (11,157.53 km) |
| Boyabat to Ontario (Oregon) | 6,275.49 mi (10,099.42 km) |
| Boyabat to Opa-locka (Florida) | 6,202.27 mi (9,981.60 km) |
| Boyabat to Opelika (Alabama) | 6,057.98 mi (9,749.38 km) |
| Boyabat to Opelousas (Louisiana) | 6,419.66 mi (10,331.44 km) |
| Boyabat to Orange (California) | 6,952.54 mi (11,189.04 km) |
| Boyabat to Orange (Texas) | 6,501.52 mi (10,463.19 km) |
| Boyabat to Orange City (Florida) | 6,090.63 mi (9,801.92 km) |
| Boyabat to Orangeburg (South Carolina) | 5,841.71 mi (9,401.33 km) |
