| Central Islip to Benavente | 3,337.33 mi (5,370.91 km) |
| Central Islip to Bombarral | 3,311.52 mi (5,329.38 km) |
| Central Islip to Bougado | 3,285.25 mi (5,287.09 km) |
| Central Islip to Braga | 3,286.42 mi (5,288.99 km) |
| Central Islip to Braganca | 3,359.18 mi (5,406.09 km) |
| Central Islip to Cabeceiras de Basto | 3,306.21 mi (5,320.82 km) |
| Central Islip to Cacem | 3,317.82 mi (5,339.51 km) |
| Central Islip to Cadaval | 3,315.20 mi (5,335.29 km) |
| Central Islip to Caldas da Rainha | 3,308.66 mi (5,324.77 km) |
| Central Islip to Calheta | 3,098.18 mi (4,986.04 km) |
| Central Islip to Camara de Lobos | 3,108.86 mi (5,003.22 km) |
| Central Islip to Canico | 3,117.17 mi (5,016.60 km) |
| Central Islip to Cantanhede | 3,309.63 mi (5,326.34 km) |
| Central Islip to Carregal do Sal | 3,336.10 mi (5,368.93 km) |
| Central Islip to Cartaxo | 3,333.04 mi (5,364.01 km) |
