| Hardenberg to Collegno | 519.26 mi (835.67 km) |
| Hardenberg to Cologno al Serio | 502.16 mi (808.15 km) |
| Hardenberg to Cologno Monzese | 500.91 mi (806.13 km) |
| Hardenberg to Colorno | 554.43 mi (892.27 km) |
| Hardenberg to Comacchio | 599.60 mi (964.96 km) |
| Hardenberg to Comiso | 1,146.20 mi (1,844.63 km) |
| Hardenberg to Como | 479.88 mi (772.29 km) |
| Hardenberg to Concordia Sagittaria | 547.30 mi (880.79 km) |
| Hardenberg to Concorezzo | 497.43 mi (800.53 km) |
| Hardenberg to Conegliano | 527.55 mi (849.02 km) |
| Hardenberg to Conselice | 604.84 mi (973.39 km) |
| Hardenberg to Conselve | 559.63 mi (900.64 km) |
| Hardenberg to Conversano | 940.87 mi (1,514.18 km) |
| Hardenberg to Copertino | 1,006.68 mi (1,620.09 km) |
| Hardenberg to Copparo | 580.24 mi (933.81 km) |
