1. Jacksonville's Downtown
2. Arlington is bordered by the St. Johns river on its north and west side and by Atlantic Blvd on the south. Northside is bordered by the St. Johns River, I-10 and the Atlantic Ocean.
3. Southside is bordered by the St. Johns River, Atlantic Blvd & The Intracoastal Waterway and includes Mandarin which is the area south of Sunbeam Rd.
4. Northside is bordered by the St. Johns River, I-10 and the Atlantic Ocean.
5. Westside consists of everything west of the St. Johns River and south of I-10.
6. Beaches are everything east of the Intracoastal Waterway.

Mass Transit There are 5 bridges over the North flowing St. Johns River in Jacksonville. Starting from the Atlantic Ocean and heading in a generally southerly direction the first bridge is the Dames Point Bridge followed by the Mathews Bridge, the Isaiah D. Hart Bridge, the Main Street Bridge, the Acosta Bridge, the Fuller Warren Bridge (I-95) and the Buckman Bridge. Approximately 2.5 miles from the ocean the Mayport Ferry connects the north and south ends of State Road A1A between Mayport and Fort George Island. Jacksonville Transportation Authority (JTA) handles the Bus service, downtown Trolleys, Skyway and the Stadium Shuttle. Jacksonville is home to CSX Transportation which operates from many location throughout the city including a waterfront building downtown. Amtrak Passenger Railroad serves Jacksonville from a Station off N. Main St. The Jacksonville Aviation Authority oversees the commercial passenger facility at Jacksonville International Airport. There are three other smaller airports in Jacksonville, Craig Municipal Airport in Arlington, Herlong Airport and Cecil Field on the Westside