| Gourock to Piedras Blancas | 857.86 mi (1,380.59 km) |
| Gourock to Piera | 1,039.91 mi (1,673.58 km) |
| Gourock to Pilar de la Horadada | 1,263.59 mi (2,033.54 km) |
| Gourock to Pilas | 1,290.58 mi (2,076.98 km) |
| Gourock to Pinos Puente | 1,293.26 mi (2,081.30 km) |
| Gourock to Pinto | 1,086.22 mi (1,748.09 km) |
| Gourock to Pizarra | 1,325.71 mi (2,133.53 km) |
| Gourock to Plasencia | 1,101.93 mi (1,773.38 km) |
| Gourock to Pola de Laviana | 879.34 mi (1,415.16 km) |
| Gourock to Pola de Lena | 885.22 mi (1,424.63 km) |
| Gourock to Pola de Siero | 869.32 mi (1,399.03 km) |
| Gourock to Pollensa | 1,166.73 mi (1,877.68 km) |
| Gourock to Ponferrada | 929.75 mi (1,496.29 km) |
| Gourock to Pontevedra | 949.56 mi (1,528.18 km) |
| Gourock to Portugalete | 876.57 mi (1,410.71 km) |
