Sectors in HP1
| Sector | Main place | Postcodes |
|---|---|---|
| HP1 1 | Hemel Hempstead | 234 |
| HP1 2 | Hemel Hempstead | 207 |
| HP1 3 | Hemel Hempstead | 200 |
| HP1 9 | Hemel Hempstead | 40 |
Places covered by HP1
- Hemel Hempstead Dacorum · 634
- Great Gaddesden Dacorum · 6
- Water End Dacorum · 5
- Fields End Dacorum · 2
- Frithsden Dacorum · 2
- Nettleden Dacorum · 2