While the official schedule doesn’t get released until the spring, usually April/May time frame, the opponents for the Steelers next season are already set.
Home : Baltimore, Cincinnati, Cleveland, Buffalo, Miami, Chicago, Detroit, Tennessee
Road : Baltimore, Cincinnati, Cleveland, New England, New York Jets, Green Bay, Oakland, Minnesota (in London).
The Steelers will of course be playing the NFC North next season as their out of conference games, along with the AFC East for their in conference games.