How could it be out of warranty? The phone came out in June and it carries a one year warranty. That is assuming you didn't void it somehow...
Samsung Galaxy S5 (G900T)
Samsung Galaxy S4 Active, Samsung Galaxy Note 2, Samsung Galaxy S II, HTC Desire Z, Nexus One (at&t version), Sony Ericsson c905a, Sony Ericsson w760a, Cingular 8125