Florissant Health Department 1 Saint Ferdinand Park Dr Florissant, MO 63031 Phone : (314) 839-7655 Florissant Health Department Business Category Administration Of Public Health Programs Florissant City Of--health/animal Control 1 Saint Ferdinand Park Florissant, MO 63031 Phone : (314) 839-7655 Business Category Government Offices-City Village & Twp Government Offices State & Local Legislative Bodies Government Offices & Public Schools