| Holbeach to Opole | 778.63 mi (1,253.09 km) |
| Holbeach to Orzesze | 824.25 mi (1,326.50 km) |
| Holbeach to Osowa | 762.42 mi (1,227.00 km) |
| Holbeach to Ostroda | 824.35 mi (1,326.66 km) |
| Holbeach to Ostroleka | 894.27 mi (1,439.20 km) |
| Holbeach to Ostrow Mazowiecka | 910.62 mi (1,465.51 km) |
| Holbeach to Ostrow Wielkopolski | 755.63 mi (1,216.07 km) |
| Holbeach to Ostrowiec Swietokrzyski | 917.94 mi (1,477.29 km) |
| Holbeach to Ostrzeszow | 764.30 mi (1,230.02 km) |
| Holbeach to Oswiecim | 846.53 mi (1,362.35 km) |
| Holbeach to Otwock | 892.66 mi (1,436.60 km) |
| Holbeach to Ozarow Mazowiecki | 871.92 mi (1,403.21 km) |
| Holbeach to Ozimek | 790.16 mi (1,271.64 km) |
| Holbeach to Ozorkow | 812.16 mi (1,307.04 km) |
| Holbeach to Pabianice | 821.04 mi (1,321.34 km) |
