| Slough to Ondokuzmayis | 1,852.32 mi (2,981.02 km) |
| Slough to Ordu | 1,949.47 mi (3,137.37 km) |
| Slough to Ortahisar | 1,920.20 mi (3,090.27 km) |
| Slough to Ortakent | 1,683.40 mi (2,709.17 km) |
| Slough to Ortaklar | 1,653.79 mi (2,661.51 km) |
| Slough to Ortakoy | 1,880.63 mi (3,026.58 km) |
| Slough to Ortakoy | 1,866.50 mi (3,003.84 km) |
| Slough to Osmaneli | 1,643.82 mi (2,645.47 km) |
| Slough to Osmaniye | 2,046.82 mi (3,294.05 km) |
| Slough to Ozdere | 1,632.75 mi (2,627.65 km) |
| Slough to Palu | 2,131.30 mi (3,430.00 km) |
| Slough to Pamukkale | 1,716.41 mi (2,762.29 km) |
| Slough to Patnos | 2,233.60 mi (3,594.64 km) |
| Slough to Pazar | 1,911.68 mi (3,076.56 km) |
| Slough to Pazarcik | 2,072.10 mi (3,334.72 km) |
