Postcode IM3
Onchan · Isle of Man, Other areas
IM3 is the postcode of Onchan in Isle of Man, Other areas, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- IM3
- County
- Isle of Man
- Country
- Other areas
- Country
- United Kingdom
Place with postcode IM3
| Place | County | Location |
|---|---|---|
| Onchan | Isle of Man | 54.173, -4.453 |
Near Liverpool
The nearest major city is Liverpool, about 129 km away.
Nearby postcodes
Frequently asked questions
Which places use postcode IM3?
Onchan.
Which county and country is IM3 in?
Isle of Man, Other areas, United Kingdom.
What is the nearest major city to IM3?
Liverpool, about 129 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.