One World Trade Center (Long Beach)  One World Trade Center is a 27-story office building located in Long Beach, California. The building was completed in 1989 and is 397 feet (121 meters) high, making it the tallest building in Long Beach. The 20-story Hilton Long Beach is part of the complex and known as Two World Trade Center. There is a helipad located on top of the building known as the World Trade Center Heliport (FAA: 3CL3). One World Trade Center is on Ocean Blvd. It is in the western part of the Long Beach skyline. It is located 20 miles south of downtown Los Angeles.