| Clemson to Pontedera | 4,772.70 mi (7,680.92 km) |
| Clemson to Pontinia | 4,956.27 mi (7,976.35 km) |
| Clemson to Porcari | 4,766.08 mi (7,670.27 km) |
| Clemson to Porcia | 4,781.59 mi (7,695.22 km) |
| Clemson to Pordenone | 4,783.54 mi (7,698.37 km) |
| Clemson to Portici | 5,035.08 mi (8,103.17 km) |
| Clemson to Porto Empedocle | 5,125.59 mi (8,248.84 km) |
| Clemson to Porto Recanati | 4,912.80 mi (7,906.38 km) |
| Clemson to Porto Sant'Elpidio | 4,922.27 mi (7,921.63 km) |
| Clemson to Porto Tolle | 4,802.87 mi (7,729.48 km) |
| Clemson to Porto Torres | 4,765.08 mi (7,668.65 km) |
| Clemson to Portoferraio | 4,786.67 mi (7,703.39 km) |
| Clemson to Portogruaro | 4,796.84 mi (7,719.77 km) |
| Clemson to Portomaggiore | 4,789.07 mi (7,707.26 km) |
| Clemson to Potenza | 5,106.79 mi (8,218.59 km) |
