U 4
U4 stands for:
- U4 (club), a club in Vienna
- A child checkup
- U4 - drive car, a light rail vehicles
- Cover page 4 ( back) in ad bookings in print publications, see also pagination
- U4 Alliance, a network of four international universities ( Ghent University, Uppsala University, University of Groningen, Georg -August- University of Göttingen)
U4 refers to the following subway lines:
- Metro Line 4 (Berlin)
- Metro Line 4 (Frankfurt)
- Metro Line 4 (Hamburg)
- Metro Line 4 (Munich )
- Metro Line 4 (Vienna)
U 4 is the name of U- boats:
- SM U 4, a submarine of the German Imperial Navy
- U 4 ( kuk Marine ), a submarine of the Austria - Hungarian Navy
- U 4 ( Navy ), a submarine of the German Navy
- U 4 (Bundeswehr), a submarine of the German Navy
- Disambiguation
- Abbreviation