| Frauenfeld to Collegno | 182.20 mi (293.22 km) |
| Frauenfeld to Cologno al Serio | 141.10 mi (227.07 km) |
| Frauenfeld to Cologno Monzese | 140.82 mi (226.62 km) |
| Frauenfeld to Colorno | 194.18 mi (312.51 km) |
| Frauenfeld to Comacchio | 251.94 mi (405.45 km) |
| Frauenfeld to Comiso | 787.72 mi (1,267.71 km) |
| Frauenfeld to Como | 120.52 mi (193.97 km) |
| Frauenfeld to Concordia Sagittaria | 224.16 mi (360.76 km) |
| Frauenfeld to Concorezzo | 137.02 mi (220.51 km) |
| Frauenfeld to Conegliano | 197.72 mi (318.20 km) |
| Frauenfeld to Conselice | 252.39 mi (406.18 km) |
| Frauenfeld to Conselve | 213.53 mi (343.65 km) |
| Frauenfeld to Conversano | 609.41 mi (980.76 km) |
| Frauenfeld to Copertino | 677.81 mi (1,090.83 km) |
| Frauenfeld to Copparo | 230.58 mi (371.08 km) |
