Europe · DX entity · DXCC 245

Ireland

Ireland is a DX entity in Europe, in CQ zone 14 and ITU zone 27. Its primary prefix is EI.

Flag of Ireland.

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Figure 1. Ireland and its counties, with neighbouring land in grey. Hover for names; scroll to zoom. Boundaries: Natural Earth, Admin 0 Map Subunits and Admin 1 States and Provinces, 1:10m, version 5.1.2 (13 May 2022), public domain, retrieved 2026-10-15. https://www.naturalearthdata.com/. DX entity boundaries assembled by The DX Atlas Project from the sources named, one recipe row per DXCC entity (subunits matched, merged, split by box or carved from a parent; DXEntity-Recipe.md), 2026. Simplified for this page to 0.004161 degrees, about 463 m; exported 30 October 2026. Projection: Lambert azimuthal equal-area centred on 53.4° N 8.2° W.

Data sheet

DXCC entity code	245
Name in the ADIF standard	IRELAND
Continent	Europe
Primary prefix	EI
CQ zone	14
ITU zone	27

Prefixes

EI is the primary prefix. The country files list 2 prefixes and prefix blocks for Ireland.

Show all prefixes

EI EJ

Sources: Jim Reisert AD1C, Big CTY country files, 15 September 2026. https://www.country-files.com/ (MIT licence); ADIF Development Group, ADIF Specification version 3.1.8 (2026-10-12), DXCC Entity Code enumeration. https://adif.org/; ARRL, DXCC List (current and deleted entities), January 2026. https://www.arrl.org/country-lists-prefixes; Flag: Flagpedia.net (flagcdn.com), SVG, public domain, retrieved 2026-10-10.