| Round Rock to Pombal | 4,857.47 mi (7,817.35 km) |
| Round Rock to Ponta Delgada | 4,046.75 mi (6,512.62 km) |
| Round Rock to Ponta do Sol | 4,618.70 mi (7,433.09 km) |
| Round Rock to Ponte da Barca | 4,815.55 mi (7,749.88 km) |
| Round Rock to Ponte de Lima | 4,809.36 mi (7,739.92 km) |
| Round Rock to Ponte de Sor | 4,905.98 mi (7,895.41 km) |
| Round Rock to Portalegre | 4,933.27 mi (7,939.33 km) |
| Round Rock to Portimao | 4,940.89 mi (7,951.59 km) |
| Round Rock to Porto | 4,823.27 mi (7,762.31 km) |
| Round Rock to Porto de Mos | 4,857.05 mi (7,816.66 km) |
| Round Rock to Povoa de Lanhoso | 4,829.06 mi (7,771.62 km) |
| Round Rock to Povoa de Santa Iria | 4,865.43 mi (7,830.15 km) |
| Round Rock to Povoa de Varzim | 4,810.69 mi (7,742.06 km) |
| Round Rock to Praia da Vitoria | 3,955.29 mi (6,365.42 km) |
| Round Rock to Praia do Carvoeiro | 4,945.29 mi (7,958.68 km) |
