| Buffalo Grove to Cadiz | 4,209.42 mi (6,774.41 km) |
| Buffalo Grove to Calafell | 4,384.99 mi (7,056.96 km) |
| Buffalo Grove to Calahorra | 4,190.78 mi (6,744.41 km) |
| Buffalo Grove to Calasparra | 4,355.58 mi (7,009.63 km) |
| Buffalo Grove to Calatayud | 4,240.35 mi (6,824.18 km) |
| Buffalo Grove to Caldas de Montbuy | 4,393.90 mi (7,071.30 km) |
| Buffalo Grove to Caldas de Reyes | 3,886.90 mi (6,255.36 km) |
| Buffalo Grove to Calella | 4,415.72 mi (7,106.41 km) |
| Buffalo Grove to Callosa de Segura | 4,396.66 mi (7,075.74 km) |
| Buffalo Grove to Calpe | 4,417.58 mi (7,109.41 km) |
| Buffalo Grove to Calvia | 4,489.68 mi (7,225.45 km) |
| Buffalo Grove to Camas | 4,189.23 mi (6,741.92 km) |
| Buffalo Grove to Cambados | 3,883.11 mi (6,249.27 km) |
| Buffalo Grove to Cambre | 3,877.86 mi (6,240.81 km) |
| Buffalo Grove to Cambrils | 4,368.00 mi (7,029.62 km) |
