Group B of the 2012 Fed Cup Americas Zone Group I was one of two pools in the Americas zone of the 2012 Fed Cup. Five teams competed in a round robin competition, with the top team and the bottom two teams proceeding to their respective sections of the play-offs: the top teams played for advancement to the World Group II Play-offs, while the bottom teams faced potential relegation to Group II.
References
2012 Fed Cup Americas Zone Group I – Pool B Wikipedia(Text) CC BY-SA