Before 1989, when WWL was owned by Loyola University New Orleans, the university operated WWL-TV Channel 4 beginning on September 7, 1957 from the current Rampart Street studios, previously a 7-Up bottling plant in the French Quarter.
During the 1970s, KATC-TV, Channel 3 in Lafayette, Louisiana was owned by Loyola University New Orleans and was WWL-TV's sister station.