the Lufthansa Aviation Center (LAC), Building 366 at Frankfurt Airport. Several company departments, including Corporate Communications, Investor Relations, and Media Relations, are based at the LAC. Lufthansa also uses several other buildings in the area, including the Lufthansa Flight Training Center for flight training operations and the Lufthansa Basis BG2 as a central base and for crew briefing. As of 2011 Lufthansa Cargo has been headquartered in Building 451 of the Frankfurt Airport area. As of 2012 Lufthansa Cargo is located at Gate 25 in the CargoCity Nord area, Lufthansa Technik is located at Gate 23 and in the CargoCity Süd area. Star Alliance, an airline alliance, has its headquarters at the Frankfurt Airport Centre 1 (FAC 1) adjacent to Terminal 1. Airmail Centre Frankfurt, a joint venture of Lufthansa Cargo, Fraport, and Deutsche Post for airmail transport, has its head office in Building 189, between Terminals 1 and 2. Aero Lloyd previously had its head office in Building 182. Statistics Annual traffic Route statistics Ground transport Frankfurt Airport can easily be accessed by car, taxi, train or bus as it features an extensive transport network. There are two railway stations at the airport: one for suburban/regional trains and one for long-distance trains. Rail Regional station Frankfurt Airport regional station (Frankfurt Flughafen Regionalbahnhof) at Terminal 1, concourse B, provides access to the S-Bahn commuter rail lines S8 and S9. Each of these lines have trains departing every 15 minutes during daytime to Hanau Central Station eastwards via Frankfurt Central Station and Offenbach East Station or Wiesbaden Central Station westwards via Rüsselsheim or Mainz Central Station (line S8) or Mainz-Kastel Station (line S9). The journey time to Frankfurt Central Station is 10–12 minutes. Regional Express (RE) trains to Saarbrücken, Koblenz or Würzburg call at this station. These trains provide less frequent but additional connections between Frankfurt Airport and the Central Station. Long-distance station Frankfurt Airport long-distance station (Frankfurt Flughafen Fernbahnhof) was opened in 1999. The station is squeezed in between the motorway A 3 and the four-lane Bundesstraße B43, linked to Terminal 1 by a connecting corridor for pedestrians that bridges the Autobahn. It is the end point of the newly built Cologne–Frankfurt high-speed rail line, which links southern Germany to the Rhine-Ruhr metropolitan area, the Netherlands and Belgium via Cologne at speeds up to . About 10 trains per hour depart in all directions. Deutsche Bahn operates the AIRail Service