| Bad Nenndorf to Cologno al Serio | 466.85 mi (751.33 km) |
| Bad Nenndorf to Cologno Monzese | 470.43 mi (757.08 km) |
| Bad Nenndorf to Colorno | 513.58 mi (826.52 km) |
| Bad Nenndorf to Comacchio | 542.94 mi (873.77 km) |
| Bad Nenndorf to Comiso | 1,092.95 mi (1,758.94 km) |
| Bad Nenndorf to Como | 451.14 mi (726.04 km) |
| Bad Nenndorf to Concordia Sagittaria | 480.26 mi (772.90 km) |
| Bad Nenndorf to Concorezzo | 466.19 mi (750.26 km) |
| Bad Nenndorf to Conegliano | 464.70 mi (747.86 km) |
| Bad Nenndorf to Conselice | 551.83 mi (888.09 km) |
| Bad Nenndorf to Conselve | 503.63 mi (810.52 km) |
| Bad Nenndorf to Conversano | 865.92 mi (1,393.57 km) |
| Bad Nenndorf to Copertino | 929.48 mi (1,495.86 km) |
| Bad Nenndorf to Copparo | 525.85 mi (846.27 km) |
| Bad Nenndorf to Corato | 840.44 mi (1,352.56 km) |
