24.05.1925
foundation as Ustrem Sandanski
__.__.1931
renaming in Gotse Delchev Sandanski
__.__.1941
renaming in Belomorets Sandanski
__.__.1948
renaming in Yane Sandanski
__.__.1949
renaming in Cerveno Zname Sandanski
__.__.1957
renaming in PFC Vihren Sandanski