| Tettnang to Catania | 755.94 mi (1,216.56 km) |
| Tettnang to Catanzaro | 700.48 mi (1,127.32 km) |
| Tettnang to Cattolica | 297.34 mi (478.52 km) |
| Tettnang to Cava de' Tirreni | 543.89 mi (875.30 km) |
| Tettnang to Cavallino | 663.57 mi (1,067.92 km) |
| Tettnang to Cavarzere | 211.57 mi (340.48 km) |
| Tettnang to Cave | 436.42 mi (702.36 km) |
| Tettnang to Cavriago | 210.18 mi (338.26 km) |
| Tettnang to Cavriglia | 301.27 mi (484.85 km) |
| Tettnang to Cazzago San Martino | 145.83 mi (234.70 km) |
| Tettnang to Ceccano | 460.09 mi (740.44 km) |
| Tettnang to Cecina | 304.18 mi (489.53 km) |
| Tettnang to Cefalu | 702.35 mi (1,130.33 km) |
| Tettnang to Ceglie Messapico | 623.12 mi (1,002.81 km) |
| Tettnang to Celano | 431.89 mi (695.06 km) |
