🇮🇪 Ireland · county
Ulster Eircodes
Ulster has 10 Eircode routing keys, from A75 to H23, used by 10 places. Search a place below to find its codes.
- Codes
- 10
- Range
- A75–H23
- Places
- 10
- Format
- @@@ @@@@
Eircode Routing Keys by place
| Place | Eircode Routing Keys |
|---|---|
| Belturbet | H14 |
| Bundoran | F94 |
| Carrickmacross | A81 |
| Castleblayney | A75 |
| Cavan | H12 |
| Clones | H23 |
| Cootehill | H16 |
| Letterkenny | F92 |
| Lifford | F93 |
| Monaghan | H18 |
No place matches your search.
Postal code data: GeoNames (CC BY 4.0) and zipcodestack.
These lists show Eircode routing keys, the first three characters (e.g. D02). Each full Eircode identifies a single address.
Frequently asked questions
How many Eircode routing keys are there in Ulster?
Ulster has 10 Eircode routing keys, from A75 to H23, covering 10 places.
What is the eircode for a place in Ulster?
Find the place in the list on this page. Larger places have several codes; the one you need depends on the street. You can also check any code with the postal code validator.
Postal code API
All Ulster Eircode routing keys in one request
zipcodestack looks up, validates and searches postal codes in 149 countries: city, state, coordinates, distances and radius search, as JSON.
/v1/code/state documentation ZIP code API All documentation
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GET https://api.zipcodestack.com/v1/code/state?state_name=Ulster&country=ie
{
"results": ["A75", "…", "H23"]
}Free postal code tools
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