| Round Lake Beach to Benavente | 4,003.76 mi (6,443.43 km) |
| Round Lake Beach to Bombarral | 3,976.71 mi (6,399.90 km) |
| Round Lake Beach to Bougado | 3,931.63 mi (6,327.35 km) |
| Round Lake Beach to Braga | 3,930.54 mi (6,325.59 km) |
| Round Lake Beach to Braganca | 3,995.82 mi (6,430.65 km) |
| Round Lake Beach to Cabeceiras de Basto | 3,949.20 mi (6,355.63 km) |
| Round Lake Beach to Cacem | 3,987.34 mi (6,417.00 km) |
| Round Lake Beach to Cadaval | 3,980.49 mi (6,405.98 km) |
| Round Lake Beach to Caldas da Rainha | 3,972.70 mi (6,393.43 km) |
| Round Lake Beach to Calheta | 3,829.01 mi (6,162.19 km) |
| Round Lake Beach to Camara de Lobos | 3,839.37 mi (6,178.88 km) |
| Round Lake Beach to Canico | 3,847.65 mi (6,192.20 km) |
| Round Lake Beach to Cantanhede | 3,964.43 mi (6,380.13 km) |
| Round Lake Beach to Carregal do Sal | 3,988.31 mi (6,418.56 km) |
| Round Lake Beach to Cartaxo | 3,997.99 mi (6,434.15 km) |
