Postcode MK3
Bletchley · Buckinghamshire, England
MK3 is the postcode of Bletchley in Buckinghamshire, England, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- MK3
- County
- Buckinghamshire
- Country
- England
- Country
- United Kingdom
Place with postcode MK3
| Place | County | Location |
|---|---|---|
| Bletchley | Buckinghamshire | 51.993, -0.735 |
Near Luton
The nearest major city is Luton, about 25 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode MK3?
Bletchley.
Which county and country is MK3 in?
Buckinghamshire, England, United Kingdom.
What is the nearest major city to MK3?
Luton, about 25 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.