| Castle Bromwich to Opole | 853.27 mi (1,373.20 km) |
| Castle Bromwich to Orzesze | 898.21 mi (1,445.53 km) |
| Castle Bromwich to Osowa | 840.66 mi (1,352.92 km) |
| Castle Bromwich to Ostroda | 902.54 mi (1,452.50 km) |
| Castle Bromwich to Ostroleka | 972.28 mi (1,564.73 km) |
| Castle Bromwich to Ostrow Mazowiecka | 988.50 mi (1,590.84 km) |
| Castle Bromwich to Ostrow Wielkopolski | 831.91 mi (1,338.84 km) |
| Castle Bromwich to Ostrowiec Swietokrzyski | 994.02 mi (1,599.72 km) |
| Castle Bromwich to Ostrzeszow | 840.26 mi (1,352.26 km) |
| Castle Bromwich to Oswiecim | 920.48 mi (1,481.37 km) |
| Castle Bromwich to Otwock | 970.00 mi (1,561.07 km) |
| Castle Bromwich to Ozarow Mazowiecki | 949.30 mi (1,527.75 km) |
| Castle Bromwich to Ozimek | 864.91 mi (1,391.94 km) |
| Castle Bromwich to Ozorkow | 889.11 mi (1,430.88 km) |
| Castle Bromwich to Pabianice | 897.63 mi (1,444.59 km) |
