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Provinces of Ireland
Browse all provinces. Each links to its directory of counties and postal codes.
Browse all 4 provinces. Each links to its full directory of counties and postal codes.
4
Provinces
Counties
4
Counties
Municipal districts
4
Municipal districts
Localities
139
Localities
139+
Postal Codes
unique codes
Filter by letter:
4 provinces
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Connacht
1 counties
1
Counties
—
Postal range
Postal prefix—
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Leinster
1 counties
1
Counties
—
Postal range
Postal prefix—
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Munster
1 counties
1
Counties
—
Postal range
Postal prefix—
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Ulster
1 counties
1
Counties
—
Postal range
Postal prefix—
Understanding postal codes
Postal codes in Ireland are used for mail and address lookup.