| Harpenden Memorial Hospital | 01582 760196 |
| St. Albans City Hospital | 01727 866122 |
| Hemel Hempstead Hospital | 01442 213141 |
| Luton & Dunstable Hospital | 0845 1270127 |
| Queen Elizabeth II Hospital Welwyn Garden City | 01707 328111 |
Local Chemists have a late night opening rota with at least one Chemist staying open until 7.00pm each weeknight and at weekends a duty Chemist will open on a Sunday between 12 noon and 1.00pm.
The duty chemist is advertised in the local paper, in the surgery and on the door of each Chemist in Harpenden.
| Boots Chemist | 01582 713339 |
| Manor Pharmacy | 01582 760624 |
| Southdown Pharmacy | 01582 712783 |
| Springfield Pharmacy | 01582 712104 |
| Topkins Chemist | 01582 712708 |
| Bowers Way Dental Surgery | 01582 761609 |
| Rose Cottage Dental Practice | 01582 460452 |
| Church Green Dental Surgery | 01582 764931 |
| Southdown Dental Surgery | 01582 769799 |
| Douglas Road Dental Surgery | 01582 712470 |
| Redbourn Dental Practice | 01582 793746 |
| Davenport House | 01582 769995 |
| Allders Opticians Ltd | 01582 767524 |
| Harold Smith Opticians | 01582 760352 |
| Harpenden Eye Centre | 01582 462916 |
| Lydon & Shirazi | 01582 713181 |
| Skyes Opticians | 01582 712845 |