Oceania · DX entity · DXCC 303

Willis Island

Willis Island is a DX entity in Oceania, in CQ zone 30 and ITU zone 55. Its primary prefix is VK9W.

Flag of Australia.

The map of this entity arrives with the DXEntity boundary layer.

Figure 1. Willis Island. The boundary is to come. Boundaries: not yet published (GIS-Architecture, the DXEntity layer).

Data sheet

DXCC entity code	303
Name in the ADIF standard	WILLIS I.
Continent	Oceania
Primary prefix	VK9W
CQ zone	30
ITU zone	55

Prefixes

VK9W is the primary prefix. The country files list 8 prefixes and prefix blocks for Willis Island.

Show all prefixes

VK9W AX9W AX9Z VI9W VI9Z VK9FW VK9Z VZ9W

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.