| Worcester to Opole | 871.70 mi (1,402.86 km) |
| Worcester to Orzesze | 916.04 mi (1,474.23 km) |
| Worcester to Osowa | 864.77 mi (1,391.72 km) |
| Worcester to Ostroda | 925.77 mi (1,489.89 km) |
| Worcester to Ostroleka | 994.82 mi (1,601.01 km) |
| Worcester to Ostrow Mazowiecka | 1,010.75 mi (1,626.65 km) |
| Worcester to Ostrow Wielkopolski | 851.95 mi (1,371.08 km) |
| Worcester to Ostrowiec Swietokrzyski | 1,013.76 mi (1,631.48 km) |
| Worcester to Ostrzeszow | 859.93 mi (1,383.93 km) |
| Worcester to Oswiecim | 938.29 mi (1,510.03 km) |
| Worcester to Otwock | 991.31 mi (1,595.36 km) |
| Worcester to Ozarow Mazowiecki | 970.67 mi (1,562.15 km) |
| Worcester to Ozimek | 883.43 mi (1,421.75 km) |
| Worcester to Ozorkow | 909.90 mi (1,464.34 km) |
| Worcester to Pabianice | 917.97 mi (1,477.32 km) |
