| Boulder to Poyo | 4,721.78 mi (7,598.96 km) |
| Boulder to Pozoblanco | 5,049.73 mi (8,126.76 km) |
| Boulder to Premia de Mar | 5,207.87 mi (8,381.26 km) |
| Boulder to Priego de Cordoba | 5,118.96 mi (8,238.16 km) |
| Boulder to Puente-Genil | 5,096.04 mi (8,201.28 km) |
| Boulder to Puenteareas | 4,739.35 mi (7,627.24 km) |
| Boulder to Puerto de la Cruz | 4,923.48 mi (7,923.58 km) |
| Boulder to Puerto del Rosario | 5,051.16 mi (8,129.06 km) |
| Boulder to Puerto Real | 5,070.56 mi (8,160.27 km) |
| Boulder to Puertollano | 5,068.05 mi (8,156.24 km) |
| Boulder to Puigcerda | 5,148.56 mi (8,285.81 km) |
| Boulder to Pulpi | 5,223.80 mi (8,406.89 km) |
| Boulder to Puzol | 5,185.79 mi (8,345.72 km) |
| Boulder to Quintanar de la Orden | 5,074.06 mi (8,165.91 km) |
| Boulder to Rafelbunol | 5,185.53 mi (8,345.30 km) |
