| Chatellerault to Orzesze | 862.44 mi (1,387.97 km) |
| Chatellerault to Osowa | 941.18 mi (1,514.69 km) |
| Chatellerault to Ostroda | 976.29 mi (1,571.19 km) |
| Chatellerault to Ostroleka | 1,024.59 mi (1,648.91 km) |
| Chatellerault to Ostrow Mazowiecka | 1,032.95 mi (1,662.38 km) |
| Chatellerault to Ostrow Wielkopolski | 845.04 mi (1,359.97 km) |
| Chatellerault to Ostrowiec Swietokrzyski | 985.57 mi (1,586.13 km) |
| Chatellerault to Ostrzeszow | 845.49 mi (1,360.68 km) |
| Chatellerault to Oswiecim | 882.07 mi (1,419.55 km) |
| Chatellerault to Otwock | 995.54 mi (1,602.16 km) |
| Chatellerault to Ozarow Mazowiecki | 977.99 mi (1,573.92 km) |
| Chatellerault to Ozimek | 845.43 mi (1,360.58 km) |
| Chatellerault to Ozorkow | 911.33 mi (1,466.64 km) |
| Chatellerault to Pabianice | 909.86 mi (1,464.27 km) |
| Chatellerault to Parczew | 1,055.81 mi (1,699.17 km) |
