Postcode AL4
Blackmore End +5 · Hertfordshire, England
AL4 is the postcode of Blackmore End, Colney Heath, Marshall's Heath and 3 other places in Hertfordshire, England, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- AL4
- County
- Hertfordshire
- Country
- England
- Country
- United Kingdom
6 places with postcode AL4
| Place | County | Location |
|---|---|---|
| Blackmore End | Hertfordshire | 51.777, -0.284 |
| Colney Heath | Hertfordshire | 51.738, -0.254 |
| Marshall's Heath | Hertfordshire | 51.777, -0.284 |
| Sandridge | Hertfordshire | 51.781, -0.305 |
| The Folly | Hertfordshire | 51.777, -0.284 |
| Wheathampstead | Hertfordshire | 51.812, -0.294 |
Near Luton
The nearest major city is Luton, about 15 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode AL4?
Blackmore End, Colney Heath, Marshall's Heath, Sandridge, The Folly, Wheathampstead.
Which county and country is AL4 in?
Hertfordshire, England, United Kingdom.
What is the nearest major city to AL4?
Luton, about 15 km away.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.