Question [Q] Galaxy S% 32GB

Just cannot find where to buy a Galaxy S5 32GB, the only offer is from Korea but that does not work with T-Mo 45-LTE. The phone must be unlocked. Please advise
Palm, Handspring, Nokia, Ipaq 6915, Xperia, IPhone 4, now Samsung Ativ I8570, MS Partner for over 10 years, but still searching for the best fit for my needs without too many compromises