Ireland Address Format Guide: Structure & Examples

Updated: April 9, 2026
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Ireland Address Format Guide

In this comprehensive guide, we’ll explore the standard address format used in Ireland. Whether you’re shipping packages, sending mail, or validating addresses for your business, understanding the proper address structure is essential for successful deliveries. We’ll cover the basic elements, provide examples, and explain how GeoPostcodes can help with address validation.

Ireland - Address Format

An address format in Ireland contains the following elements:

  1. Recipient’s name
  2. Business or department name (if applicable)
  3. House Number and Street Name
  4. County Name (outside Dublin)
  5. City Name and  Postal Code (7 alphanumeric digits)
  6. Country – IRELAND (in all caps)

John Smith
75 Grafton Street
Dublin D02 YV32
IRELAND

Ireland Address Format Examples

Example 1:

John Smith
38 42 Sráid Tir Conail Townparks
Ballyshannon
Donegal F94 E220
IRELAND

Example 2:

Ireland Post Office
19 – 24 St Andrew’s St
Dublin D02 C966
IRELAND

Postal and Country Information for Ireland

Country/territory name Ireland
ISO codes ISO 3166-1 alpha-2: IE
ISO 3166-1 alpha-3: IRL
ISO 3166-1 numeric-1: 372
Administrative area count 4
Administration area names and abbreviations
  • Connacht
  • Leinster
  • Munster
  • Ulster
  • C
  • L
  • M
  • U
Term to describe postal codes Eircode
Postal code format A99 AAAA
Population 5 112 679
Total land area 70 279km²

How to Validate Addresses for Ireland Using GeoPostcodes Database

GeoPostcodes offers comprehensive address validation database to validate Ireland addresses. Our database ensures addresses follow the correct format for Ireland, reducing delivery errors and improving efficiency.

Use GeoPostcodes:

  • Address Database to validate Street Names, Counties, Cities, and Postal Codes in Ireland
  • Postal Database if you only need to validate Counties, Cities, and Postal Codes in Ireland
  • Population Database if you would like to do urban/rural mapping or compute how many people live in Ireland segmented by postal code, city or administrative divisions

You can leverage GeoPostcodes data to validate addresses in Ireland using:

  • Street column to validate Street names
  • Region 2 column to validate County names
  • Locality column to validate City names
  • Postcode column to validate Postal Codes