| Trumbull Center to Opole | 4,142.81 mi (6,667.21 km) |
| Trumbull Center to Orzesze | 4,191.83 mi (6,746.09 km) |
| Trumbull Center to Osowa | 4,036.95 mi (6,496.84 km) |
| Trumbull Center to Ostroda | 4,114.30 mi (6,621.32 km) |
| Trumbull Center to Ostroleka | 4,193.28 mi (6,748.44 km) |
| Trumbull Center to Ostrow Mazowiecka | 4,214.66 mi (6,782.84 km) |
| Trumbull Center to Ostrow Wielkopolski | 4,105.03 mi (6,606.41 km) |
| Trumbull Center to Ostrowiec Swietokrzyski | 4,263.60 mi (6,861.60 km) |
| Trumbull Center to Ostrzeszow | 4,117.27 mi (6,626.11 km) |
| Trumbull Center to Oswiecim | 4,213.75 mi (6,781.37 km) |
| Trumbull Center to Otwock | 4,216.18 mi (6,785.28 km) |
| Trumbull Center to Ozarow Mazowiecki | 4,195.65 mi (6,752.25 km) |
| Trumbull Center to Ozimek | 4,153.23 mi (6,683.97 km) |
| Trumbull Center to Ozorkow | 4,148.77 mi (6,676.79 km) |
| Trumbull Center to Pabianice | 4,163.40 mi (6,700.35 km) |
