Ireland Postal Codes Starting with F4

Postal Codes in Ireland (F4) — Complete Directory & Quick Copy

Showing 2 of 2 postal records

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Postal Code	Locality / District	Administrative Area	Coordinates
F42	Roscommon	Connacht	53.6333, -8.1833
F45	Castlerea	Connacht	53.7667, -8.5

Verified data profile for Ireland prefix F4

Based on 2 records, 2 postal code values and 2 mapped localities. Coordinate coverage is 100.0%.

2

Records

2

Postal identifiers

100.0%

Geocoded

F42

Example code

Postal code	Locality	Administrative path	Coordinates
F42	Roscommon	Connacht	53.6333, -8.1833
F45	Castlerea	Connacht	53.7667, -8.5

Prefix coverage and examples

Use this page to understand country coverage, postal code formats, prefixes and the most useful child pages for lookup or download. The canonical route for this record set is /postal-codes/ireland/codes/f4.

Records

2

Database rows represented by this canonical route.

Postal identifiers

2

Distinct postal code values available for this page.

Localities

2

Mapped place names or administrative entries.

Coordinate coverage

100.0%

Rows with latitude and longitude available.

Example

F42

Sample code from Roscommon.

Code	Place	Hierarchy	Coordinates
F42	Roscommon	Connacht	53.6333, -8.1833
F45	Castlerea	Connacht	53.7667, -8.5

Download postal data

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Query postal codes by country, place name, region or code prefix.

Implementation notes

Field definitions, canonical paths and practical lookup guidance.

Useful related pages

Ireland

Country

Data questions

What is this postal code page for?

Use it to browse verified postal records, examples, parent areas and related lookup pages from the current database.

Can this data be downloaded?

Yes. Public lookup pages link to dataset exports and API documentation for offline validation and integration.