Oceania Masters Athletics
Oceania Masters Athletics (OMA) is a regional body of World Masters Athletics, responsible for organising masters athletics championship competitions for athletes from the countries of Oceania. It was founded in 1984 as Oceania Association of Veteran Athletes (OAVA) or Oceania Association of Masters Athletes (OAMA); the name was formally changed to OMA in 2012.
Source: Wikipedia — Oceania Masters Athletics (CC BY-SA 4.0)