The DXCC entity of Mellsh Reef was added to the DXCC Countries list in 1972.

QST October 1972 announces:

"Announcement is hereby made of the addition to the ARRL Countries List of Mellish Reef. Located at approximately 17 degrees 25 minutes South latitude and 155 degrees 52 minutes East longitude, Mellish Reef is territory belonging to Australia. This addition to the Countries List is made under Point 2(a) of the criteria <snip>.

Submissions for DXCC credits of confirmations for contacts made with Mellish Reef may be made starting November 1, 1972"

Unusually, no statement is made of the date from which QSOs count, but this is believed to be 1945-11-15, although the first activity did not take place from Mellish Reef until July 1972.

Location map (credit:

Prefix: VK9M, AX9M, VI9M, VJ9M, VL9M.

Ranking in "Most Wanted" league.

The IOTA reference for Mellish Reef  is OC-072.


Mellish Reef is a whitelisted DXCC entity. The following table lists stations known to have been QRV from Mellish Reef and which are thought to be good for DXCC credit.
The callsigns below are the only ones that Club Log will map to Mellish Reef . These callsigns have been taken from QSL cards and other sources.
Callsigns that are not listed below, or QSOs outside the exception date range, will be not be mapped to Mellish Reef but will be mapped as INVALID.
Please advise any missing valid Mellish Reef  callsigns to Alan, 5B4AHJor via the Help Desk.

CallDate/Note (follow callsign links to see exact dates, QSLs and additional notes)
VK9JW1972 - July
VK9ZR1978 - October
1982 - May
VK9MR1984 - October
VK9ZM1989 - January
VK9MM1993 - September
1995 - October/November
VK9ML2001 - April
2002 - April
VK9GMW2009 - March/April
VK9MT2014 - March/April
VK9MA2017 - November

The ones that didn't happen
VK9NP/P1971 - Deterioration of WX and of the condition of the boat after VK9NP/W
VK9MOLicence issued but call never used
VK9MXLicence issued but call never used

Acknowledgements and references

ARRL - QST October 1972


Hamgallery - Mellish Reef, Oceania VK9M

Les Nouvelles DX

Amateur Radio (VK)  - The Mellish Reef Saga - Don Marshall VK4ZAF

Wikipedia - Coral Sea Islands - Mellish Reef