Five of the deaths by suicide were reported from Hyderabad while the sixth was from Nizamabad.
A 17-year-old girl committed suicide at her house in Hyderabad's Vanasthalipuram, the police said.
At Raidurgam, a 16-year-old girl, also a first-year Intermediate student, died by suicide.
A second-year intermediate student died by suicide in Panjagutta.
Two boys, both second-year intermediate students, died by suicide in Neredmet and Saifabad on Tuesday.
A first-year intermediate student, who failed in the exam, died by suicide in Nizamabad's Armoor.
Telangana has had a history of student deaths by suicide after the declaration of intermediate exam results.