Roma, Inter, Milan, Real Madrid, Manchester United, Liverpool and Manchester City are in the International Champions Cup, but Juventus pull out.
Greek side Olympiakos complete the eight-team competition, whose semi-finals and finals are again at the Sun Life Stadium in Miami on August 3 and 4.
The tournament will be played in 12 cities around the USA and the schedule officially announced on Tuesday.
There are already details leaking out in World Soccer Talk, with a reported Manchester United-Roma match in Denver on July 26 and Inter-Real Madrid in Phoenix the same day.
The pencilled in schedule, which is subject to change, also suggests Manchester City-Milan (Pittsburgh, July 27), Inter-Manchester United (Washington DC, July 29), Roma-Real Madrid (Dallas, July 29), Milan-Liverpool (Philadelphia, July 30), Roma-Inter (New York, August 1), Milan-Olympiakos (Hartford, August 2).
Juventus, Chelsea, Everton, Valencia and LA Galaxy took part in last season’s edition, but appear to have pulled out this time round.