| Castellon de la Plana to Oberriet | 696.86 mi (1,121.49 km) |
| Castellon de la Plana to Obersiggenthal | 663.68 mi (1,068.09 km) |
| Castellon de la Plana to Oberwil | 642.86 mi (1,034.58 km) |
| Castellon de la Plana to Oberwingert | 680.25 mi (1,094.75 km) |
| Castellon de la Plana to Oftringen | 643.26 mi (1,035.22 km) |
| Castellon de la Plana to Olten | 644.49 mi (1,037.20 km) |
| Castellon de la Plana to Onex | 528.13 mi (849.95 km) |
| Castellon de la Plana to Opfikon | 669.57 mi (1,077.57 km) |
| Castellon de la Plana to Ostermundigen | 611.22 mi (983.66 km) |
| Castellon de la Plana to Payerne | 587.05 mi (944.77 km) |
| Castellon de la Plana to Pfaffikon | 673.19 mi (1,083.40 km) |
| Castellon de la Plana to Plan-les-Ouates | 527.72 mi (849.29 km) |
| Castellon de la Plana to Pratteln | 647.30 mi (1,041.73 km) |
| Castellon de la Plana to Prilly | 561.89 mi (904.28 km) |
| Castellon de la Plana to Pully | 562.99 mi (906.05 km) |
