Antarctica · DX entity · DXCC 199

Peter 1 Island

Peter 1 Island is a DX entity in Antarctica, in CQ zone 12 and ITU zone 72. Its primary prefix is 3Y.

Flag of Norway.

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Figure 1. Peter 1 Island and its first-level subdivisions. 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 0.0003073 degrees, about 34 m; exported 30 October 2026. Projection: Lambert azimuthal equal-area centred on 68.8° S 90.6° W.

Data sheet

DXCC entity code	199
Name in the ADIF standard	PETER 1 I.
Continent	Antarctica
Primary prefix	3Y
CQ zone	12
ITU zone	72

Prefixes

3Y is the primary prefix. The country files list 1 prefix for Peter 1 Island.

Show all prefixes

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.