There are now 73  A380s in service worldwide with 7 airlines:

1. Air France has six. Here is my January 3, 20112 review of their A380 Premium Economy Product which I scored at 78%
2. China Southern has three. I have not flown their plame yet
3. Emirates has 22. Review  AKL-SYD  September 30th, 2010 -Economy – My score: 92%
4. Korean is up to five. My December 27., 2011 review of Economy scored them 86%
5. Lufthansa is flying eight. See my October 11, 2011 review of Lufthansa‘s A380 Economy 80%
6. Qantas has 12 of the planes. My rating of their A380 Premium Economy gave them 87%. No review yet.
7. Singapore is up to 17 planes. I gave them a rating of 83%

Malaysian Airlines first A380 is in mid testing stage.