| Rockville to Piedras Blancas | 3,591.56 mi (5,780.06 km) |
| Rockville to Piera | 4,008.10 mi (6,450.41 km) |
| Rockville to Pilar de la Horadada | 4,000.63 mi (6,438.40 km) |
| Rockville to Pilas | 3,746.87 mi (6,030.01 km) |
| Rockville to Pinos Puente | 3,874.56 mi (6,235.51 km) |
| Rockville to Pinto | 3,788.14 mi (6,096.42 km) |
| Rockville to Pizarra | 3,842.34 mi (6,183.66 km) |
| Rockville to Plasencia | 3,679.05 mi (5,920.86 km) |
| Rockville to Pola de Laviana | 3,619.35 mi (5,824.77 km) |
| Rockville to Pola de Lena | 3,608.53 mi (5,807.37 km) |
| Rockville to Pola de Siero | 3,611.23 mi (5,811.71 km) |
| Rockville to Pollensa | 4,118.61 mi (6,628.26 km) |
| Rockville to Ponferrada | 3,588.19 mi (5,774.64 km) |
| Rockville to Pontevedra | 3,493.97 mi (5,622.99 km) |
| Rockville to Portugalete | 3,735.34 mi (6,011.46 km) |
