| Hertford to Busto Arsizio | 589.40 mi (948.55 km) |
| Hertford to Busto Garolfo | 593.88 mi (955.75 km) |
| Hertford to Cabras | 916.93 mi (1,475.66 km) |
| Hertford to Cadelbosco di Sopra | 689.28 mi (1,109.30 km) |
| Hertford to Cadoneghe | 700.76 mi (1,127.77 km) |
| Hertford to Cagli | 819.57 mi (1,318.97 km) |
| Hertford to Cagliari | 973.96 mi (1,567.43 km) |
| Hertford to Cairo Montenotte | 638.99 mi (1,028.36 km) |
| Hertford to Caivano | 1,011.96 mi (1,628.59 km) |
| Hertford to Calcinaia | 747.56 mi (1,203.08 km) |
| Hertford to Calcinato | 647.98 mi (1,042.82 km) |
| Hertford to Calderara di Reno | 721.42 mi (1,161.01 km) |
| Hertford to Caldogno | 678.18 mi (1,091.42 km) |
| Hertford to Calenzano | 754.78 mi (1,214.70 km) |
| Hertford to Calolziocorte | 598.29 mi (962.85 km) |
