| Gaithersburg to Paiania | 5,132.94 mi (8,260.68 km) |
| Gaithersburg to Palaio Faliro | 5,127.18 mi (8,251.40 km) |
| Gaithersburg to Pallini | 5,132.26 mi (8,259.58 km) |
| Gaithersburg to Panorama | 4,988.08 mi (8,027.54 km) |
| Gaithersburg to Papagos | 5,128.81 mi (8,254.02 km) |
| Gaithersburg to Patra | 5,028.74 mi (8,092.98 km) |
| Gaithersburg to Pefka | 4,983.22 mi (8,019.73 km) |
| Gaithersburg to Pefki | 5,125.86 mi (8,249.27 km) |
| Gaithersburg to Peraia | 4,986.96 mi (8,025.74 km) |
| Gaithersburg to Perama | 5,120.02 mi (8,239.88 km) |
| Gaithersburg to Peristeri | 5,122.94 mi (8,244.58 km) |
| Gaithersburg to Petroupoli | 5,122.24 mi (8,243.45 km) |
| Gaithersburg to Piraeus | 5,124.48 mi (8,247.06 km) |
| Gaithersburg to Polygyros | 5,013.90 mi (8,069.10 km) |
| Gaithersburg to Porto Rafti | 5,142.72 mi (8,276.41 km) |
