| Deal to Opole | 719.23 mi (1,157.49 km) |
| Deal to Orzesze | 761.29 mi (1,225.17 km) |
| Deal to Osowa | 744.13 mi (1,197.56 km) |
| Deal to Ostroda | 797.66 mi (1,283.71 km) |
| Deal to Ostroleka | 861.54 mi (1,386.52 km) |
| Deal to Ostrow Mazowiecka | 875.53 mi (1,409.03 km) |
| Deal to Ostrow Wielkopolski | 706.19 mi (1,136.50 km) |
| Deal to Ostrowiec Swietokrzyski | 865.70 mi (1,393.20 km) |
| Deal to Ostrzeszow | 712.52 mi (1,146.69 km) |
| Deal to Oswiecim | 783.36 mi (1,260.70 km) |
| Deal to Otwock | 850.85 mi (1,369.31 km) |
| Deal to Ozarow Mazowiecki | 830.70 mi (1,336.89 km) |
| Deal to Ozimek | 731.24 mi (1,176.82 km) |
| Deal to Ozorkow | 767.34 mi (1,234.91 km) |
| Deal to Pabianice | 773.15 mi (1,244.26 km) |
