| Ronkonkoma to Oliveira de Frades | 3,315.73 mi (5,336.15 km) |
| Ronkonkoma to Oliveira do Bairro | 3,305.73 mi (5,320.06 km) |
| Ronkonkoma to Oliveira do Hospital | 3,340.85 mi (5,376.59 km) |
| Ronkonkoma to Ourem | 3,325.92 mi (5,352.56 km) |
| Ronkonkoma to Ovar | 3,290.02 mi (5,294.77 km) |
| Ronkonkoma to Pacos de Ferreira | 3,290.81 mi (5,296.05 km) |
| Ronkonkoma to Palmela | 3,339.74 mi (5,374.80 km) |
| Ronkonkoma to Paredes | 3,295.76 mi (5,304.01 km) |
| Ronkonkoma to Paredes de Coura | 3,266.45 mi (5,256.85 km) |
| Ronkonkoma to Penacova | 3,322.84 mi (5,347.59 km) |
| Ronkonkoma to Penafiel | 3,297.97 mi (5,307.58 km) |
| Ronkonkoma to Peniche | 3,294.99 mi (5,302.78 km) |
| Ronkonkoma to Peso da Regua | 3,323.46 mi (5,348.59 km) |
| Ronkonkoma to Pinhal Novo | 3,337.24 mi (5,370.77 km) |
| Ronkonkoma to Pinhel | 3,367.80 mi (5,419.96 km) |
