Campbell was named to the team representing the US at the 1987 William Jones Cup competition in Taipei, Taiwan.

The USA was down at halftime in the opening game against Japan, but came back in the second half to win, helped by 15 points from Campbell.

[3] Campbell was selected to represent the US at the 1995 USA Women's Pan American Games, however, only four teams committed to participate, so the event was cancelled.

The national team traveled to Berlin, Germany in July and August 1998 for the FIBA World Championships.

She received treatment and was welcomed back before the fans of her two most recent teams in the Monarchs' final game against Seattle during the 2002 season.

She became the WNBA's national spokesperson for its anti-cancer efforts with the Susan G. Komen Breast Cancer Foundation.

Shortly after retiring from basketball, Edna was hired as a television commentator for the San Antonio Silver Stars games during the 2006 WNBA season.