A4
From Wikipedia, the free encyclopedia
A4 may refer to:
- A4 paper size, an international standard paper size (210×297 mm) defined by ISO 216
- A440, the musical note or tone
- Audi A4, a brand of car
- HMS A4, an A-class submarine of the Royal Navy
- LNER Class A4, a class of steam locomotives, including the famous Mallard
- Southern Winds Airlines, the defunct Argentine airline, as its IATA code
- V-2 rocket, as the actual model number for the German weapon
- The code for permission to use specific land or premises for pubs and bars in town and country planning in the UK
- The A4 Air Logistics branch of the UK Joint Force Air Component Headquarters
- The Alternating group acting on four elements.
- A4-Tech is a computer peripheral company.
The variant A-4 may refer to:
- Curtiss Falcon an attack aircraft manufactured by Curtiss Aircraft Company
- A-4 Skyhawk, an attack aircraft manufactured by Douglas Aircraft Company
- USS Moccasin (SS-5), a Plunger-class submarine of the United States Navy
A4 is the name of several roads:
- A4 road (England), connecting London to Avonmouth, Bristol
- A4 (Switzerland), connecting Schaffhausen to central Switzerland
- A4 autoroute (France), a highway connecting Paris to Strasbourg as part of the European routes E50 and E25
- A4 (Italy), a part of the autostrada connecting Torino to Trieste
- A4 (Poland), an incomplete motorway intended to connect Zgorzelec to Korczowa through Wroclaw and Kraków, part of E40
- A4 (Germany), a Bundesautobahn between Aachen and Görlitz, part of the E 40, which connects Calais and Ridder in Kazakhstan
- A4 (Netherlands), a motorway in the Netherlands connecting Amsterdam, The Hague and Rotterdam.
- A4 road (Northern Ireland) in Northern Ireland
- A4 (Portugal), a highway connecting Amarante to Porto
- Autovía A-4, is a Spanish autovía connecting Madrid to the Andalusia region.
- A4 (Croatia) in Croatia
- A4 (Slovenia) in Slovenia
- Ostautobahn in Austria
- A4 road (Luxembourg), in southern Luxembourg
- Esk Highway, a state highway in Tasmania
- A4 (Romania), a planned motorway in Romania