User blog comment:CutlerBeckett/Pirates of the Caribbean 5 and 6/@comment-5473668-20121002042844/@comment-1984959-20121002122027

Rumors based on how Pirates 2 and 3 were filmed. All cast/crew have only stated that there will be a fifth film. There is no reliable news of a sixth film as of yet...but it is known that they're working on only P5, at least that's what Bruckheimer and Terry Rossio are maintaining.