| Herndon to Poyo | 3,507.01 mi (5,643.98 km) |
| Herndon to Pozoblanco | 3,801.01 mi (6,117.13 km) |
| Herndon to Premia de Mar | 4,052.13 mi (6,521.28 km) |
| Herndon to Priego de Cordoba | 3,862.12 mi (6,215.49 km) |
| Herndon to Puente-Genil | 3,834.83 mi (6,171.56 km) |
| Herndon to Puenteareas | 3,521.52 mi (5,667.34 km) |
| Herndon to Puerto de la Cruz | 3,507.52 mi (5,644.81 km) |
| Herndon to Puerto del Rosario | 3,647.39 mi (5,869.91 km) |
| Herndon to Puerto Real | 3,789.69 mi (6,098.91 km) |
| Herndon to Puertollano | 3,828.05 mi (6,160.65 km) |
| Herndon to Puigcerda | 4,003.63 mi (6,443.22 km) |
| Herndon to Pulpi | 3,982.60 mi (6,409.37 km) |
| Herndon to Puzol | 3,984.22 mi (6,411.98 km) |
| Herndon to Quintanar de la Orden | 3,853.46 mi (6,201.55 km) |
| Herndon to Rafelbunol | 3,983.39 mi (6,410.64 km) |
