| Gurnee to Benavente | 3,997.48 mi (6,433.32 km) |
| Gurnee to Bombarral | 3,970.44 mi (6,389.81 km) |
| Gurnee to Bougado | 3,925.51 mi (6,317.51 km) |
| Gurnee to Braga | 3,924.44 mi (6,315.78 km) |
| Gurnee to Braganca | 3,989.79 mi (6,420.95 km) |
| Gurnee to Cabeceiras de Basto | 3,943.12 mi (6,345.84 km) |
| Gurnee to Cacem | 3,981.03 mi (6,406.84 km) |
| Gurnee to Cadaval | 3,974.21 mi (6,395.88 km) |
| Gurnee to Caldas da Rainha | 3,966.43 mi (6,383.35 km) |
| Gurnee to Calheta | 3,822.16 mi (6,151.17 km) |
| Gurnee to Camara de Lobos | 3,832.53 mi (6,167.86 km) |
| Gurnee to Canico | 3,840.81 mi (6,181.19 km) |
| Gurnee to Cantanhede | 3,958.24 mi (6,370.18 km) |
| Gurnee to Carregal do Sal | 3,982.15 mi (6,408.64 km) |
| Gurnee to Cartaxo | 3,991.72 mi (6,424.06 km) |
