Europe · DX entity · DXCC 225

Sardinia

Sardinia is a DX entity in Europe, in CQ zone 15 and ITU zone 28. Its primary prefix is IS.

Flag of Italy.

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Figure 1. Sardinia and its provinces, 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 0.002862 degrees, about 319 m; exported 30 October 2026. Projection: Lambert azimuthal equal-area centred on 40.1° N 9° E.

Data sheet

DXCC entity code	225
Name in the ADIF standard	SARDINIA
Continent	Europe
Primary prefix	IS
CQ zone	15
ITU zone	28

Prefixes

IS is the primary prefix. The country files list 9 prefixes and prefix blocks for Sardinia.

Show all prefixes

IS IM0 IS0 IW0U IW0V IW0W IW0X IW0Y IW0Z

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.