Asia · DX entity · DXCC 381

Singapore

Singapore is a DX entity in Asia, in CQ zone 28 and ITU zone 54. Its primary prefix is 9V.

Flag of Singapore.

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Figure 1. Singapore and its first-level subdivisions, 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. At the full detail of the source; exported 30 October 2026. Projection: Lambert azimuthal equal-area centred on 1.4° N 103.8° E.

Data sheet

DXCC entity code	381
Name in the ADIF standard	SINGAPORE
Continent	Asia
Primary prefix	9V
CQ zone	28
ITU zone	54

Prefixes

9V is the primary prefix. The country files list 2 prefixes and prefix blocks for Singapore.

Show all prefixes

9V S6

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.