A draft calendar reported by the British Press Association on Thursday features an unprecedented 21 races. The previous high was 20, while there are 19 this year.
Mexico has been penciled in for Nov. 9—a week before the United States Grand Prix.
There is set to be a new grand prix in Sochi, the Russian city hosting the 2014 Winter Olympics, on Oct. 19. That also is subject to approval by F1's governing body.
New Jersey will not host a race despite the backing of F1 chief Bernie Ecclestone.