2020 Billie Jean King Cup Europe/Africa Zone Group I – Pool B (Tallinn)

Pool B (Tallinn) of the 2020–21 Billie Jean King Cup Europe/Africa Zone Group I was one of four pools in the Europe/Africa zone of the 2020–21 Billie Jean King Cup. Four teams competed in a round robin competition, with the top teams and the bottom team proceeding to their respective sections of the play-offs: the top teams played for advancement to 2020 Billie Jean King Cup Play-offs.

Standings
''Standings are determined by: 1. number of wins; 2. number of matches; 3. in two-team ties, head-to-head records; 4. in three-team ties, (a) percentage of matches won (head-to-head records if two teams remain tied), then (b) percentage of sets won (head-to-head records if two teams remain tied), then (c) percentage of games won (head-to-head records if two teams remain tied), then (d) Fed Cup rankings.''