| Trenton to Opole | 4,251.25 mi (6,841.72 km) |
| Trenton to Orzesze | 4,300.28 mi (6,920.64 km) |
| Trenton to Osowa | 4,144.72 mi (6,670.28 km) |
| Trenton to Ostroda | 4,222.12 mi (6,794.85 km) |
| Trenton to Ostroleka | 4,301.13 mi (6,921.99 km) |
| Trenton to Ostrow Mazowiecka | 4,322.53 mi (6,956.45 km) |
| Trenton to Ostrow Wielkopolski | 4,213.36 mi (6,780.74 km) |
| Trenton to Ostrowiec Swietokrzyski | 4,371.84 mi (7,035.79 km) |
| Trenton to Ostrzeszow | 4,225.62 mi (6,800.48 km) |
| Trenton to Oswiecim | 4,322.20 mi (6,955.90 km) |
| Trenton to Otwock | 4,324.23 mi (6,959.18 km) |
| Trenton to Ozarow Mazowiecki | 4,303.72 mi (6,926.17 km) |
| Trenton to Ozimek | 4,261.65 mi (6,858.46 km) |
| Trenton to Ozorkow | 4,256.97 mi (6,850.93 km) |
| Trenton to Pabianice | 4,271.65 mi (6,874.55 km) |
