18.12.1918
foundation as Unione Sportiva Triestina (merger of CS Ponziana and FC Trieste)
__.__.1982
renaming to Unione Sportiva Triestina Calcio
__.__.1994
new foundation as Nuova Unione Sportiva Triestina Calcio
30.06.1994
dissolution due to financial problems
19.06.2012
dissolution due to financial problems
__.08.2012
new foundation as Unione Triestina 2012 Società Sportiva Dilettantistica
__.02.2016
new foundation as Società Sportiva Dilettantistica Unione Sportiva Triestina Calcio 1918
01.02.2016
dissolution due to financial problems
__.__.2017
renaming to Unione Sportiva Triestina Calcio 1918