| Clayton to Pombal | 1,009.57 mi (1,624.75 km) |
| Clayton to Ponta Delgada | 1,582.72 mi (2,547.14 km) |
| Clayton to Ponta do Sol | 1,640.69 mi (2,640.43 km) |
| Clayton to Ponte da Barca | 881.86 mi (1,419.22 km) |
| Clayton to Ponte de Lima | 886.45 mi (1,426.60 km) |
| Clayton to Ponte de Sor | 1,045.50 mi (1,682.56 km) |
| Clayton to Portalegre | 1,033.50 mi (1,663.26 km) |
| Clayton to Portimao | 1,194.04 mi (1,921.62 km) |
| Clayton to Porto | 927.08 mi (1,491.99 km) |
| Clayton to Porto de Mos | 1,033.24 mi (1,662.83 km) |
| Clayton to Povoa de Lanhoso | 894.89 mi (1,440.19 km) |
| Clayton to Povoa de Santa Iria | 1,086.07 mi (1,747.86 km) |
| Clayton to Povoa de Varzim | 914.96 mi (1,472.49 km) |
| Clayton to Praia da Vitoria | 1,577.43 mi (2,538.63 km) |
| Clayton to Praia do Carvoeiro | 1,194.17 mi (1,921.84 km) |
