| Hertford to Casamassima | 1,098.63 mi (1,768.07 km) |
| Hertford to Casandrino | 1,011.29 mi (1,627.52 km) |
| Hertford to Casapulla | 1,005.03 mi (1,617.45 km) |
| Hertford to Casarano | 1,190.40 mi (1,915.76 km) |
| Hertford to Casatenovo | 599.53 mi (964.85 km) |
| Hertford to Casciana Terme | 756.15 mi (1,216.91 km) |
| Hertford to Cascina | 745.53 mi (1,199.81 km) |
| Hertford to Caselle Torinese | 577.48 mi (929.37 km) |
| Hertford to Caserta | 1,006.63 mi (1,620.01 km) |
| Hertford to Casier | 704.59 mi (1,133.94 km) |
| Hertford to Casorate Primo | 610.18 mi (981.98 km) |
| Hertford to Casoria | 1,014.71 mi (1,633.01 km) |
| Hertford to Cassano al Ionio | 1,140.64 mi (1,835.69 km) |
| Hertford to Cassano d'Adda | 614.63 mi (989.15 km) |
| Hertford to Cassano delle Murge | 1,096.95 mi (1,765.37 km) |
