Postcode BT17
Belfast +4 · Belfast Greater, Northern Ireland
BT17 is the postcode of Belfast, Derriaghy, Dunmurry and 2 other places in Belfast Greater, Northern Ireland, United Kingdom. This list covers outward codes — the first half of a UK postcode, such as M9 or BN91 — not full postcodes.
- Postcode
- BT17
- County
- Belfast Greater
- Country
- Northern Ireland
- Country
- United Kingdom
5 places with postcode BT17
| Place | County | Location |
|---|---|---|
| Belfast | — | 54.583, -5.933 |
| Derriaghy | Belfast Greater | 54.567, -5.965 |
| Dunmurry | Belfast Greater | 54.550, -5.996 |
| Hannahstown | Belfast Greater | 54.567, -5.965 |
| Lisburn City | Belfast Greater | 54.567, -5.965 |
Nearby postcodes
Frequently asked questions
Which places use postcode BT17?
Belfast, Derriaghy, Dunmurry, Hannahstown, Lisburn City.
Which county and country is BT17 in?
Belfast Greater, Northern Ireland, United Kingdom.
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.