| Ronkonkoma to Benavente | 3,333.42 mi (5,364.62 km) |
| Ronkonkoma to Bombarral | 3,307.61 mi (5,323.09 km) |
| Ronkonkoma to Bougado | 3,281.34 mi (5,280.80 km) |
| Ronkonkoma to Braga | 3,282.52 mi (5,282.70 km) |
| Ronkonkoma to Braganca | 3,355.28 mi (5,399.80 km) |
| Ronkonkoma to Cabeceiras de Basto | 3,302.30 mi (5,314.54 km) |
| Ronkonkoma to Cacem | 3,313.91 mi (5,333.22 km) |
| Ronkonkoma to Cadaval | 3,311.29 mi (5,329.00 km) |
| Ronkonkoma to Caldas da Rainha | 3,304.75 mi (5,318.48 km) |
| Ronkonkoma to Calheta | 3,094.36 mi (4,979.90 km) |
| Ronkonkoma to Camara de Lobos | 3,105.04 mi (4,997.08 km) |
| Ronkonkoma to Canico | 3,113.35 mi (5,010.46 km) |
| Ronkonkoma to Cantanhede | 3,305.72 mi (5,320.04 km) |
| Ronkonkoma to Carregal do Sal | 3,332.19 mi (5,362.63 km) |
| Ronkonkoma to Cartaxo | 3,329.13 mi (5,357.72 km) |
