While a student at Corona del Mar High School, Phebus was the nation's top-ranked girl in juniors for multiple seasons.

[2] In professional tennis, on December 8, 1997, Phebus reached her highest singles ranking: world number 186.

[1] Phebus defeated Sweden's Kristina Triska to win the singles title at the ITF $25,000 Woodlands, Texas, on March 23, 1997.

[6] In 1997, Phebus partnered with Anne Mall to win the doubles title at the ITF $25,000 Mission, Texas tournament.

[7] In June 1998, at the ITF $25,000 Mount Pleasant, South Carolina, Phebus partnered with Canadian Vanessa Webb to win the doubles title.