| Herisau to Collegno | 178.70 mi (287.60 km) |
| Herisau to Cologno al Serio | 126.06 mi (202.88 km) |
| Herisau to Cologno Monzese | 128.15 mi (206.24 km) |
| Herisau to Colorno | 177.51 mi (285.67 km) |
| Herisau to Comacchio | 232.21 mi (373.71 km) |
| Herisau to Comiso | 770.40 mi (1,239.84 km) |
| Herisau to Como | 109.02 mi (175.45 km) |
| Herisau to Concordia Sagittaria | 203.54 mi (327.56 km) |
| Herisau to Concorezzo | 123.97 mi (199.51 km) |
| Herisau to Conegliano | 177.08 mi (284.98 km) |
| Herisau to Conselice | 233.27 mi (375.42 km) |
| Herisau to Conselve | 193.54 mi (311.47 km) |
| Herisau to Conversano | 589.20 mi (948.23 km) |
| Herisau to Copertino | 657.54 mi (1,058.21 km) |
| Herisau to Copparo | 211.01 mi (339.59 km) |
