S3
S3, S-3 or S03 may refer to:
Film
Superman III
S3 (film), the third film in the Singam franchise
Transportation
Airlines
Santa Barbara Airlines IATA airline designator
S03, Ashland Municipal Airport FAA LID
Locomotives
ALCO S-3, an American diesel switching (shunting) locomotive
NER Class S3, a North Eastern Railway steam locomotive
Prussian S 3, a steam locomotive
S-Bahn lines
S3 (Berlin), a S-Bahn line
a planned Bremen S-Bahn line
S3 (Dresden), a S-Bahn line
a Hamburg S-Bahn line
a Hanover S-Bahn line
a Munich S-Bahn line
a Nuremberg S-Bahn line
a RheinNeckar S-Bahn line
a Rhein-Ruhr S-Bahn line
S3 (Rhine-Main S-Bahn), a S-Bahn line
a Rostock S-Bahn line
a Stuttgart S-Bahn line
S3 (ZVV), a line of the S-Bahn Zürich in Switzerland
Cars
Audi S3
Bentley S3, a four-door luxury car produced by Bentley from late 1962 until 1965
Birkin S3, a car produced by South African-based manufacturer Birkin Cars, Ltd.
Motorcycles
AJS S3 V-twin, a British motorcycle
Roads
County Route S3 (California), a county route in California
