| Southlake to Opole | 5,440.35 mi (8,755.40 km) |
| Southlake to Orzesze | 5,490.81 mi (8,836.60 km) |
| Southlake to Osowa | 5,294.06 mi (8,519.97 km) |
| Southlake to Ostroda | 5,372.82 mi (8,646.72 km) |
| Southlake to Ostroleka | 5,451.33 mi (8,773.07 km) |
| Southlake to Ostrow Mazowiecka | 5,473.94 mi (8,809.45 km) |
| Southlake to Ostrow Wielkopolski | 5,393.61 mi (8,680.17 km) |
| Southlake to Ostrowiec Swietokrzyski | 5,543.70 mi (8,921.73 km) |
| Southlake to Ostrzeszow | 5,407.64 mi (8,702.75 km) |
| Southlake to Oswiecim | 5,511.78 mi (8,870.36 km) |
| Southlake to Otwock | 5,485.27 mi (8,827.69 km) |
| Southlake to Ozarow Mazowiecki | 5,465.83 mi (8,796.40 km) |
| Southlake to Ozimek | 5,449.55 mi (8,770.20 km) |
| Southlake to Ozorkow | 5,428.06 mi (8,735.62 km) |
| Southlake to Pabianice | 5,445.40 mi (8,763.52 km) |
