You can actually see them taxi-ing around on Bing maps at a few Iranian airbases, they've still got a few left.

https://www.bing.com/maps?osid=5e448196-42ac-41ba-81b8-b7272...

3 of them visible here, in various states of wing sweep.

I read that they want to buy Flankers, but I would assume that western coverage of Iranian military strategy probably isn't particularly accurate.