| Grenchen to Piedras Blancas | 694.71 mi (1,118.03 km) |
| Grenchen to Piera | 480.56 mi (773.39 km) |
| Grenchen to Pilar de la Horadada | 766.16 mi (1,233.01 km) |
| Grenchen to Pilas | 975.80 mi (1,570.40 km) |
| Grenchen to Pinos Puente | 890.91 mi (1,433.78 km) |
| Grenchen to Pinto | 731.53 mi (1,177.28 km) |
| Grenchen to Pizarra | 948.92 mi (1,527.14 km) |
| Grenchen to Plasencia | 834.87 mi (1,343.59 km) |
| Grenchen to Pola de Laviana | 686.04 mi (1,104.08 km) |
| Grenchen to Pola de Lena | 700.70 mi (1,127.66 km) |
| Grenchen to Pola de Siero | 685.51 mi (1,103.23 km) |
| Grenchen to Pollensa | 550.65 mi (886.19 km) |
| Grenchen to Ponferrada | 754.94 mi (1,214.95 km) |
| Grenchen to Pontevedra | 849.70 mi (1,367.46 km) |
| Grenchen to Portugalete | 572.22 mi (920.91 km) |
