| Tettnang to Civita Castellana | 396.07 mi (637.42 km) |
| Tettnang to Civitanova Marche | 362.55 mi (583.47 km) |
| Tettnang to Civitavecchia | 399.81 mi (643.43 km) |
| Tettnang to Civitella in Val di Chiana | 311.43 mi (501.20 km) |
| Tettnang to Clusone | 124.69 mi (200.67 km) |
| Tettnang to Coccaglio | 146.79 mi (236.24 km) |
| Tettnang to Codigoro | 230.27 mi (370.58 km) |
| Tettnang to Codogno | 173.57 mi (279.33 km) |
| Tettnang to Codroipo | 199.09 mi (320.41 km) |
| Tettnang to Cogoleto | 231.17 mi (372.03 km) |
| Tettnang to Colle di Val d'Elsa | 304.40 mi (489.89 km) |
| Tettnang to Colle Salvetti | 284.57 mi (457.97 km) |
| Tettnang to Collecchio | 204.04 mi (328.36 km) |
| Tettnang to Colleferro | 443.35 mi (713.49 km) |
| Tettnang to Collegno | 203.29 mi (327.16 km) |
