| Glenn Dale to Pontedera | 4,328.45 mi (6,965.96 km) |
| Glenn Dale to Pontinia | 4,512.79 mi (7,262.63 km) |
| Glenn Dale to Porcari | 4,321.73 mi (6,955.16 km) |
| Glenn Dale to Porcia | 4,336.20 mi (6,978.43 km) |
| Glenn Dale to Pordenone | 4,338.16 mi (6,981.59 km) |
| Glenn Dale to Portici | 4,591.59 mi (7,389.45 km) |
| Glenn Dale to Porto Empedocle | 4,685.56 mi (7,540.67 km) |
| Glenn Dale to Porto Recanati | 4,468.04 mi (7,190.62 km) |
| Glenn Dale to Porto Sant'Elpidio | 4,477.57 mi (7,205.95 km) |
| Glenn Dale to Porto Tolle | 4,357.76 mi (7,013.14 km) |
| Glenn Dale to Porto Torres | 4,323.79 mi (6,958.46 km) |
| Glenn Dale to Portoferraio | 4,343.01 mi (6,989.41 km) |
| Glenn Dale to Portogruaro | 4,351.47 mi (7,003.01 km) |
| Glenn Dale to Portomaggiore | 4,344.11 mi (6,991.17 km) |
| Glenn Dale to Potenza | 4,662.98 mi (7,504.34 km) |
