| Hertford to Carmignano | 752.72 mi (1,211.39 km) |
| Hertford to Carovigno | 1,137.54 mi (1,830.70 km) |
| Hertford to Carpenedolo | 653.21 mi (1,051.24 km) |
| Hertford to Carpi | 697.68 mi (1,122.81 km) |
| Hertford to Carrara | 710.18 mi (1,142.93 km) |
| Hertford to Carugate | 607.87 mi (978.28 km) |
| Hertford to Casal di Principe | 1,003.02 mi (1,614.21 km) |
| Hertford to Casale Monferrato | 603.19 mi (970.73 km) |
| Hertford to Casale sul Sile | 708.09 mi (1,139.56 km) |
| Hertford to Casalecchio di Reno | 726.25 mi (1,168.78 km) |
| Hertford to Casalgrande | 703.13 mi (1,131.58 km) |
| Hertford to Casalmaggiore | 671.94 mi (1,081.38 km) |
| Hertford to Casalnuovo di Napoli | 1,015.37 mi (1,634.08 km) |
| Hertford to Casalpusterlengo | 637.37 mi (1,025.74 km) |
| Hertford to Casaluce | 1,006.05 mi (1,619.08 km) |
