| Austin to Collegno | 5,436.98 mi (8,749.97 km) |
| Austin to Cologno al Serio | 5,505.34 mi (8,859.99 km) |
| Austin to Cologno Monzese | 5,490.29 mi (8,835.77 km) |
| Austin to Colorno | 5,557.81 mi (8,944.44 km) |
| Austin to Comacchio | 5,639.79 mi (9,076.36 km) |
| Austin to Comiso | 6,056.50 mi (9,747.00 km) |
| Austin to Como | 5,471.95 mi (8,806.25 km) |
| Austin to Concordia Sagittaria | 5,624.05 mi (9,051.04 km) |
| Austin to Concorezzo | 5,490.34 mi (8,835.85 km) |
| Austin to Conegliano | 5,597.50 mi (9,008.30 km) |
| Austin to Conselice | 5,632.87 mi (9,065.23 km) |
| Austin to Conselve | 5,606.07 mi (9,022.10 km) |
| Austin to Conversano | 5,994.15 mi (9,646.66 km) |
| Austin to Copertino | 6,062.58 mi (9,756.79 km) |
| Austin to Copparo | 5,617.81 mi (9,041.00 km) |
