| Hertford to Agen | 525.52 mi (845.75 km) |
| Hertford to Aigues-Mortes | 602.05 mi (968.91 km) |
| Hertford to Aire-sur-la-Lys | 133.65 mi (215.09 km) |
| Hertford to Aix-en-Provence | 626.11 mi (1,007.63 km) |
| Hertford to Aix-les-Bains | 502.27 mi (808.33 km) |
| Hertford to Aizenay | 356.11 mi (573.10 km) |
| Hertford to Ajaccio | 797.73 mi (1,283.82 km) |
| Hertford to Albert | 171.80 mi (276.49 km) |
| Hertford to Albertville | 515.09 mi (828.95 km) |
| Hertford to Albi | 553.22 mi (890.32 km) |
| Hertford to Alencon | 232.69 mi (374.48 km) |
| Hertford to Ales | 563.46 mi (906.81 km) |
| Hertford to Alfortville | 234.30 mi (377.06 km) |
| Hertford to Allauch | 638.95 mi (1,028.28 km) |
| Hertford to Allonnes | 264.70 mi (425.99 km) |
