| University of California-Santa Barbara to Collegno | 6,035.74 mi (9,713.58 km) |
| University of California-Santa Barbara to Cologno al Serio | 6,075.85 mi (9,778.14 km) |
| University of California-Santa Barbara to Cologno Monzese | 6,065.74 mi (9,761.86 km) |
| University of California-Santa Barbara to Colorno | 6,131.65 mi (9,867.94 km) |
| University of California-Santa Barbara to Comacchio | 6,199.10 mi (9,976.48 km) |
| University of California-Santa Barbara to Comiso | 6,702.56 mi (10,786.73 km) |
| University of California-Santa Barbara to Como | 6,044.85 mi (9,728.25 km) |
| University of California-Santa Barbara to Concordia Sagittaria | 6,160.44 mi (9,914.27 km) |
| University of California-Santa Barbara to Concorezzo | 6,064.28 mi (9,759.51 km) |
| University of California-Santa Barbara to Conegliano | 6,137.65 mi (9,877.60 km) |
| University of California-Santa Barbara to Conselice | 6,198.51 mi (9,975.54 km) |
| University of California-Santa Barbara to Conselve | 6,160.51 mi (9,914.39 km) |
| University of California-Santa Barbara to Conversano | 6,554.64 mi (10,548.67 km) |
| University of California-Santa Barbara to Copertino | 6,622.13 mi (10,657.28 km) |
| University of California-Santa Barbara to Copparo | 6,177.65 mi (9,941.97 km) |
