| Hemel Hempstead to Adel | 152.15 mi (244.86 km) |
| Hemel Hempstead to Adwick le Street | 129.03 mi (207.65 km) |
| Hemel Hempstead to Ainsdale | 167.11 mi (268.93 km) |
| Hemel Hempstead to Airdrie | 317.80 mi (511.45 km) |
| Hemel Hempstead to Aldenham | 7.41 mi (11.92 km) |
| Hemel Hempstead to Aldershot | 37.04 mi (59.61 km) |
| Hemel Hempstead to Aldridge | 85.11 mi (136.97 km) |
| Hemel Hempstead to Alfreton | 100.50 mi (161.74 km) |
| Hemel Hempstead to Allestree | 93.31 mi (150.16 km) |
| Hemel Hempstead to Alloa | 330.31 mi (531.59 km) |
| Hemel Hempstead to Almondbury | 140.62 mi (226.31 km) |
| Hemel Hempstead to Alsager | 120.82 mi (194.43 km) |
| Hemel Hempstead to Alton | 47.04 mi (75.70 km) |
| Hemel Hempstead to Altrincham | 137.73 mi (221.65 km) |
| Hemel Hempstead to Amblecote | 86.81 mi (139.71 km) |
