| Castleton to Piedras Blancas | 714.25 mi (1,149.48 km) |
| Castleton to Piera | 853.34 mi (1,373.32 km) |
| Castleton to Pilar de la Horadada | 1,088.44 mi (1,751.67 km) |
| Castleton to Pilas | 1,142.60 mi (1,838.83 km) |
| Castleton to Pinos Puente | 1,131.55 mi (1,821.05 km) |
| Castleton to Pinto | 924.51 mi (1,487.85 km) |
| Castleton to Pizarra | 1,168.73 mi (1,880.89 km) |
| Castleton to Plasencia | 954.88 mi (1,536.74 km) |
| Castleton to Pola de Laviana | 731.86 mi (1,177.82 km) |
| Castleton to Pola de Lena | 739.82 mi (1,190.63 km) |
| Castleton to Pola de Siero | 722.78 mi (1,163.20 km) |
| Castleton to Pollensa | 978.21 mi (1,574.28 km) |
| Castleton to Ponferrada | 789.50 mi (1,270.57 km) |
| Castleton to Pontevedra | 825.87 mi (1,329.10 km) |
| Castleton to Portugalete | 710.72 mi (1,143.80 km) |
