Asia · DX entity · DXCC 193 · deleted

Okinawa (Ryukyu Islands)

Okinawa (Ryukyu Islands) was a DX entity in Asia, in CQ zone 25 and ITU zone 45, counting for contacts from the start of DXCC until 14 May 1972.

A deleted entity. Contacts made from 15 May 1972 no longer count for Okinawa (Ryukyu Islands).

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

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

Data sheet

DXCC entity code	193
Name in the ADIF standard	OKINAWA (RYUKYU IS.)
Continent	Asia
Primary prefix	none listed
CQ zone	25
ITU zone	45
Counts for contacts from	the start of DXCC
No longer counts from	15 May 1972
Remarks	Continent, zones and validity from the ARRL DXCC List (deleted entities): (KR6,8,JR6,KA6) Only contacts made May 14, 1972, and before, count for this entity. Contacts made May 15, 1972, and after, count as Japan (JA-JS,7J-7N).

Sources: 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