| Crofton to Opole | 4,382.54 mi (7,053.01 km) |
| Crofton to Orzesze | 4,431.61 mi (7,131.99 km) |
| Crofton to Osowa | 4,274.89 mi (6,879.77 km) |
| Crofton to Ostroda | 4,352.38 mi (7,004.48 km) |
| Crofton to Ostroleka | 4,431.41 mi (7,131.66 km) |
| Crofton to Ostrow Mazowiecka | 4,452.87 mi (7,166.20 km) |
| Crofton to Ostrow Wielkopolski | 4,344.44 mi (6,991.70 km) |
| Crofton to Ostrowiec Swietokrzyski | 4,502.77 mi (7,246.50 km) |
| Crofton to Ostrzeszow | 4,356.75 mi (7,011.50 km) |
| Crofton to Oswiecim | 4,453.51 mi (7,167.24 km) |
| Crofton to Otwock | 4,454.85 mi (7,169.39 km) |
| Crofton to Ozarow Mazowiecki | 4,434.36 mi (7,136.41 km) |
| Crofton to Ozimek | 4,392.92 mi (7,069.71 km) |
| Crofton to Ozorkow | 4,387.83 mi (7,061.54 km) |
| Crofton to Pabianice | 4,402.59 mi (7,085.28 km) |
