| Middletown to Opole | 4,641.65 mi (7,470.02 km) |
| Middletown to Orzesze | 4,691.65 mi (7,550.49 km) |
| Middletown to Osowa | 4,512.60 mi (7,262.32 km) |
| Middletown to Ostroda | 4,591.07 mi (7,388.61 km) |
| Middletown to Ostroleka | 4,670.13 mi (7,515.85 km) |
| Middletown to Ostrow Mazowiecka | 4,692.28 mi (7,551.50 km) |
| Middletown to Ostrow Wielkopolski | 4,598.63 mi (7,400.79 km) |
| Middletown to Ostrowiec Swietokrzyski | 4,753.00 mi (7,649.22 km) |
| Middletown to Ostrzeszow | 4,611.93 mi (7,422.19 km) |
| Middletown to Oswiecim | 4,713.11 mi (7,585.01 km) |
| Middletown to Otwock | 4,699.25 mi (7,562.71 km) |
| Middletown to Ozarow Mazowiecki | 4,679.25 mi (7,530.52 km) |
| Middletown to Ozimek | 4,651.41 mi (7,485.72 km) |
| Middletown to Ozorkow | 4,637.28 mi (7,462.99 km) |
| Middletown to Pabianice | 4,653.50 mi (7,489.08 km) |
