| Riverdale to Pombal | 4,091.79 mi (6,585.10 km) |
| Riverdale to Ponta Delgada | 3,256.37 mi (5,240.61 km) |
| Riverdale to Ponta do Sol | 3,821.66 mi (6,150.37 km) |
| Riverdale to Ponte da Barca | 4,058.88 mi (6,532.14 km) |
| Riverdale to Ponte de Lima | 4,052.32 mi (6,521.58 km) |
| Riverdale to Ponte de Sor | 4,138.26 mi (6,659.89 km) |
| Riverdale to Portalegre | 4,166.65 mi (6,705.57 km) |
| Riverdale to Portimao | 4,164.22 mi (6,701.67 km) |
| Riverdale to Porto | 4,063.25 mi (6,539.17 km) |
| Riverdale to Porto de Mos | 4,089.75 mi (6,581.82 km) |
| Riverdale to Povoa de Lanhoso | 4,071.46 mi (6,552.39 km) |
| Riverdale to Povoa de Santa Iria | 4,094.72 mi (6,589.82 km) |
| Riverdale to Povoa de Varzim | 4,051.51 mi (6,520.28 km) |
| Riverdale to Praia da Vitoria | 3,167.21 mi (5,097.13 km) |
| Riverdale to Praia do Carvoeiro | 4,168.66 mi (6,708.81 km) |
