1989 ATP Challenger Series

The ATP Challenger Series is the second tier tour for professional tennis organised by the Association of Tennis Professionals (ATP). The 1989 ATP Challenger Series calendar comprises 94 tournaments, with prize money ranging from $25,000 up to $75,000.

1989 ATP Challenger Series

The ATP Challenger Series is the second tier tour for professional tennis organised by the Association of Tennis Professionals (ATP). The 1989 ATP Challenger Series calendar comprises 94 tournaments, with prize money ranging from $25,000 up to $75,000.