[2] Rampton left New Zealand as a rising 17-year-old talent to play two years of high school basketball in the United States.

He joined the Nelson Giants in 2000 and went on to help them reach the grand final, where they lost to the Auckland Rebels.

[8] Rampton started the 2000–01 season in Finland[8][9] before finishing with the Cairns Taipans of the Australian NBL.

[3] In March 2021, Rampton was named among the greatest 40 New Zealand NBL players of all time, ranking at No.

[25] Rampton's wife Nicki (née Thompson) also played basketball in New Zealand.

[24][27] As of March 2021, Rampton was living in China with his wife and two children, and teaching at an international English-speaking school in Shanghai.