Northern Ireland Postcodes
United Kingdom · 81 codes
Northern Ireland has 81 postcodes, from BT1 to BT94, serving 417 places in 8 counties. Choose a county to see every code and place.
Countys of Northern Ireland
Other codes
| Postcode | Places |
|---|---|
| BT10 | Belfast |
| BT11 | Belfast |
| BT12 | Belfast |
| BT13 | Belfast |
| BT14 | Belfast |
| BT15 | Belfast |
| BT16 | Belfast |
| BT17 | Belfast |
| BT19 | Bangor |
| BT2 | Belfast |
| BT20 | Bangor |
| BT21 | Donaghadee |
| BT22 | Newtownards |
| BT23 | Newtownards |
| BT24 | Ballynahinch |
| BT26 | Hillsborough |
| BT27 | Lisburn |
| BT28 | Lisburn |
| BT29 | Crumlin |
| BT3 | Belfast |
| BT30 | Downpatrick |
| BT31 | Castlewellan |
| BT32 | Banbridge |
| BT33 | Newcastle |
| BT34 | Newry |
| BT35 | Newry |
| BT36 | Newtownabbey |
| BT37 | Newtownabbey |
| BT38 | Carrickfergus |
| BT39 | Ballyclare |
| BT4 | Belfast |
| BT40 | Larne |
| BT41 | Antrim |
| BT42 | Ballymena |
| BT43 | Ballymena |
| BT44 | Ballymena |
| BT45 | Magherafelt |
| BT46 | Maghera |
| BT48 | Londonderry |
| BT49 | Limavady |
| BT5 | Belfast |
| BT51 | Coleraine |
| BT52 | Coleraine |
| BT53 | Ballymoney |
| BT54 | Ballycastle |
| BT55 | Portstewart |
| BT56 | Portrush |
| BT57 | Bushmills |
| BT6 | Belfast |
| BT61 | Armagh |
| BT62 | Craigavon |
| BT63 | Craigavon |
| BT64 | Craigavon |
| BT65 | Craigavon |
| BT66 | Craigavon |
| BT67 | Craigavon |
| BT7 | Belfast |
| BT70 | Dungannon |
| BT71 | Dungannon |
| BT75 | Fivemiletown |
| BT78 | Omagh |
| BT79 | Omagh |
| BT8 | Belfast |
| BT80 | Cookstown |
| BT81 | Castlederg |
| BT82 | Strabane |
| BT9 | Belfast |
| BT92 | Enniskillen |
| BT93 | Enniskillen |
| BT94 | Enniskillen |
Frequently asked questions
How many postcodes are there in Northern Ireland?
81 postcodes for 417 places in 8 counties.
What is the postcode range of Northern Ireland?
Postcodes in Northern Ireland run from BT1 to BT94 in this list.
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.