| Lowell to Opole | 4,007.06 mi (6,448.75 km) |
| Lowell to Orzesze | 4,056.11 mi (6,527.67 km) |
| Lowell to Osowa | 3,901.04 mi (6,278.12 km) |
| Lowell to Ostroda | 3,978.38 mi (6,402.59 km) |
| Lowell to Ostroleka | 4,057.37 mi (6,529.70 km) |
| Lowell to Ostrow Mazowiecka | 4,078.74 mi (6,564.10 km) |
| Lowell to Ostrow Wielkopolski | 3,969.18 mi (6,387.79 km) |
| Lowell to Ostrowiec Swietokrzyski | 4,127.71 mi (6,642.91 km) |
| Lowell to Ostrzeszow | 3,981.44 mi (6,407.51 km) |
| Lowell to Oswiecim | 4,078.02 mi (6,562.93 km) |
| Lowell to Otwock | 4,080.25 mi (6,566.52 km) |
| Lowell to Ozarow Mazowiecki | 4,059.73 mi (6,533.50 km) |
| Lowell to Ozimek | 4,017.46 mi (6,465.48 km) |
| Lowell to Ozorkow | 4,012.86 mi (6,458.08 km) |
| Lowell to Pabianice | 4,027.52 mi (6,481.66 km) |
