No you can only select the country your IP belongs to. (I'm an exception with my brasilian ip, i sent an email to the guys to let me register in Hungary)
We can make the BB competitons by playing "friendlies" against each other every Wednesday.
I think it's worth taking a look at the rules you'll see this game is wonderful. Register now and you'll get your team in 3-4 days in a bottom Turkish league (div 4, i guess).