| Harrow to Paiania | 1,503.14 mi (2,419.07 km) |
| Harrow to Palaio Faliro | 1,498.37 mi (2,411.39 km) |
| Harrow to Pallini | 1,501.88 mi (2,417.04 km) |
| Harrow to Panorama | 1,344.48 mi (2,163.74 km) |
| Harrow to Papagos | 1,499.01 mi (2,412.42 km) |
| Harrow to Patra | 1,409.79 mi (2,268.84 km) |
| Harrow to Pefka | 1,339.45 mi (2,155.63 km) |
| Harrow to Pefki | 1,495.41 mi (2,406.64 km) |
| Harrow to Peraia | 1,344.16 mi (2,163.22 km) |
| Harrow to Perama | 1,491.71 mi (2,400.68 km) |
| Harrow to Peristeri | 1,493.55 mi (2,403.64 km) |
| Harrow to Petroupoli | 1,492.72 mi (2,402.30 km) |
| Harrow to Piraeus | 1,495.90 mi (2,407.42 km) |
| Harrow to Polygyros | 1,370.03 mi (2,204.85 km) |
| Harrow to Porto Rafti | 1,512.52 mi (2,434.16 km) |
