| Greenock to Paiania | 1,811.41 mi (2,915.19 km) |
| Greenock to Palaio Faliro | 1,807.38 mi (2,908.69 km) |
| Greenock to Pallini | 1,809.77 mi (2,912.54 km) |
| Greenock to Panorama | 1,642.30 mi (2,643.03 km) |
| Greenock to Papagos | 1,807.34 mi (2,908.63 km) |
| Greenock to Patra | 1,725.82 mi (2,777.45 km) |
| Greenock to Pefka | 1,637.09 mi (2,634.65 km) |
| Greenock to Pefki | 1,803.35 mi (2,902.22 km) |
| Greenock to Peraia | 1,643.02 mi (2,644.18 km) |
| Greenock to Perama | 1,801.14 mi (2,898.66 km) |
| Greenock to Peristeri | 1,802.24 mi (2,900.43 km) |
| Greenock to Petroupoli | 1,801.33 mi (2,898.96 km) |
| Greenock to Piraeus | 1,805.09 mi (2,905.01 km) |
| Greenock to Polygyros | 1,667.12 mi (2,682.97 km) |
| Greenock to Porto Rafti | 1,820.39 mi (2,929.64 km) |
