TALLAHASSEE, Florida, June 7 -- The Florida Public Service Commission issued the following news release: A new 324 area code has been announced to serve the same geographic boundaries as the 904 area code, including Jacksonville, Jacksonville Beach, Fernandina Beach, Orange Park, and surrounding communities. Approved last month by the Florida Public Service Commission (PSC), the new area code overlay will extend this area's current supply of telephone numbers. Existing customers will keep the  more