The Asia/Oceania Zone was one of the three zones of the regional Davis Cup competition in 1989. In the Asia/Oceania Zone there were two different tiers, called groups, in which teams competed against each other to advance to the upper tier.
The Asia/Oceania Zone was one of the three zones of the regional Davis Cup competition in 1989. In the Asia/Oceania Zone there were two different tiers, called groups, in which teams competed against each other to advance to the upper tier. (en)