| River Forest to Benavente | 4,006.21 mi (6,447.36 km) |
| River Forest to Bombarral | 3,979.25 mi (6,403.98 km) |
| River Forest to Bougado | 3,935.67 mi (6,333.85 km) |
| River Forest to Braga | 3,934.75 mi (6,332.37 km) |
| River Forest to Braganca | 4,000.65 mi (6,438.43 km) |
| River Forest to Cabeceiras de Basto | 3,953.52 mi (6,362.57 km) |
| River Forest to Cacem | 3,989.51 mi (6,420.49 km) |
| River Forest to Cadaval | 3,983.02 mi (6,410.05 km) |
| River Forest to Caldas da Rainha | 3,975.33 mi (6,397.67 km) |
| River Forest to Calheta | 3,824.81 mi (6,155.43 km) |
| River Forest to Camara de Lobos | 3,835.22 mi (6,172.19 km) |
| River Forest to Canico | 3,843.50 mi (6,185.52 km) |
| River Forest to Cantanhede | 3,967.82 mi (6,385.58 km) |
| River Forest to Carregal do Sal | 3,991.92 mi (6,424.37 km) |
| River Forest to Cartaxo | 4,000.56 mi (6,438.28 km) |
