| Farmers Branch to Opole | 5,432.71 mi (8,743.10 km) |
| Farmers Branch to Orzesze | 5,483.15 mi (8,824.27 km) |
| Farmers Branch to Osowa | 5,287.20 mi (8,508.93 km) |
| Farmers Branch to Ostroda | 5,365.96 mi (8,635.68 km) |
| Farmers Branch to Ostroleka | 5,444.50 mi (8,762.08 km) |
| Farmers Branch to Ostrow Mazowiecka | 5,467.10 mi (8,798.44 km) |
| Farmers Branch to Ostrow Wielkopolski | 5,386.14 mi (8,668.16 km) |
| Farmers Branch to Ostrowiec Swietokrzyski | 5,536.46 mi (8,910.07 km) |
| Farmers Branch to Ostrzeszow | 5,400.13 mi (8,690.68 km) |
| Farmers Branch to Oswiecim | 5,504.15 mi (8,858.07 km) |
| Farmers Branch to Otwock | 5,478.23 mi (8,816.36 km) |
| Farmers Branch to Ozarow Mazowiecki | 5,458.77 mi (8,785.03 km) |
| Farmers Branch to Ozimek | 5,441.94 mi (8,757.95 km) |
| Farmers Branch to Ozorkow | 5,420.80 mi (8,723.93 km) |
| Farmers Branch to Pabianice | 5,438.09 mi (8,751.75 km) |
