| South Portland to Poing | 3,766.97 mi (6,062.35 km) |
| South Portland to Porta Westfalica | 3,529.15 mi (5,679.62 km) |
| South Portland to Possneck | 3,677.68 mi (5,918.65 km) |
| South Portland to Potsdam | 3,681.89 mi (5,925.44 km) |
| South Portland to Preetz | 3,524.39 mi (5,671.95 km) |
| South Portland to Prenzlau | 3,683.89 mi (5,928.64 km) |
| South Portland to Preussisch Oldendorf | 3,510.53 mi (5,649.64 km) |
| South Portland to Prien am Chiemsee | 3,798.72 mi (6,113.45 km) |
| South Portland to Pritzwalk | 3,626.13 mi (5,835.69 km) |
| South Portland to Puchheim | 3,748.55 mi (6,032.71 km) |
| South Portland to Pulheim | 3,479.28 mi (5,599.36 km) |
| South Portland to Pullach im Isartal | 3,758.59 mi (6,048.87 km) |
| South Portland to Puttlingen | 3,531.43 mi (5,683.30 km) |
| South Portland to Quakenbruck | 3,478.78 mi (5,598.56 km) |
| South Portland to Quedlinburg | 3,626.96 mi (5,837.03 km) |
