| Tettnang to Cologno al Serio | 144.33 mi (232.28 km) |
| Tettnang to Cologno Monzese | 148.74 mi (239.37 km) |
| Tettnang to Colorno | 192.92 mi (310.47 km) |
| Tettnang to Comacchio | 239.86 mi (386.02 km) |
| Tettnang to Comiso | 783.32 mi (1,260.64 km) |
| Tettnang to Como | 130.72 mi (210.38 km) |
| Tettnang to Concordia Sagittaria | 202.92 mi (326.57 km) |
| Tettnang to Concorezzo | 144.28 mi (232.20 km) |
| Tettnang to Conegliano | 177.84 mi (286.21 km) |
| Tettnang to Conselice | 243.02 mi (391.10 km) |
| Tettnang to Conselve | 200.32 mi (322.38 km) |
| Tettnang to Conversano | 593.62 mi (955.34 km) |
| Tettnang to Copertino | 661.59 mi (1,064.73 km) |
| Tettnang to Copparo | 219.41 mi (353.10 km) |
| Tettnang to Corato | 561.70 mi (903.97 km) |
