| Tuscaloosa to Opole | 5,084.22 mi (8,182.26 km) |
| Tuscaloosa to Orzesze | 5,133.85 mi (8,262.13 km) |
| Tuscaloosa to Osowa | 4,963.60 mi (7,988.14 km) |
| Tuscaloosa to Ostroda | 5,041.80 mi (8,114.00 km) |
| Tuscaloosa to Ostroleka | 5,120.93 mi (8,241.34 km) |
| Tuscaloosa to Ostrow Mazowiecka | 5,142.86 mi (8,276.63 km) |
| Tuscaloosa to Ostrow Wielkopolski | 5,043.32 mi (8,116.44 km) |
| Tuscaloosa to Ostrowiec Swietokrzyski | 5,199.50 mi (8,367.78 km) |
| Tuscaloosa to Ostrzeszow | 5,056.21 mi (8,137.18 km) |
| Tuscaloosa to Oswiecim | 5,155.53 mi (8,297.02 km) |
| Tuscaloosa to Otwock | 5,147.99 mi (8,284.89 km) |
| Tuscaloosa to Ozarow Mazowiecki | 5,127.78 mi (8,252.37 km) |
| Tuscaloosa to Ozimek | 5,094.26 mi (8,198.43 km) |
| Tuscaloosa to Ozorkow | 5,083.98 mi (8,181.88 km) |
| Tuscaloosa to Pabianice | 5,099.62 mi (8,207.04 km) |
