| Worcester to Olivares | 1,038.43 mi (1,671.19 km) |
| Worcester to Olivenza | 962.09 mi (1,548.34 km) |
| Worcester to Olot | 725.65 mi (1,167.82 km) |
| Worcester to Onate | 632.81 mi (1,018.41 km) |
| Worcester to Onda | 850.02 mi (1,367.97 km) |
| Worcester to Onteniente | 926.94 mi (1,491.76 km) |
| Worcester to Orihuela | 976.53 mi (1,571.57 km) |
| Worcester to Osuna | 1,042.89 mi (1,678.37 km) |
| Worcester to Ourense | 729.94 mi (1,174.72 km) |
| Worcester to Oviedo | 632.74 mi (1,018.30 km) |
| Worcester to Paiporta | 886.05 mi (1,425.95 km) |
| Worcester to Pajara | 1,757.00 mi (2,827.62 km) |
| Worcester to Palafolls | 763.43 mi (1,228.63 km) |
| Worcester to Palafrugell | 753.20 mi (1,212.16 km) |
| Worcester to Palamos | 757.38 mi (1,218.89 km) |
