| Harpenden to Paiania | 1,511.33 mi (2,432.26 km) |
| Harpenden to Palaio Faliro | 1,506.63 mi (2,424.68 km) |
| Harpenden to Pallini | 1,510.04 mi (2,430.17 km) |
| Harpenden to Panorama | 1,351.68 mi (2,175.31 km) |
| Harpenden to Papagos | 1,507.21 mi (2,425.61 km) |
| Harpenden to Patra | 1,418.67 mi (2,283.13 km) |
| Harpenden to Pefka | 1,346.62 mi (2,167.18 km) |
| Harpenden to Pefki | 1,503.58 mi (2,419.77 km) |
| Harpenden to Peraia | 1,351.45 mi (2,174.94 km) |
| Harpenden to Perama | 1,500.01 mi (2,414.03 km) |
| Harpenden to Peristeri | 1,501.78 mi (2,416.88 km) |
| Harpenden to Petroupoli | 1,500.94 mi (2,415.53 km) |
| Harpenden to Piraeus | 1,504.17 mi (2,420.73 km) |
| Harpenden to Polygyros | 1,377.18 mi (2,216.35 km) |
| Harpenden to Porto Rafti | 1,520.68 mi (2,447.30 km) |
