A total of 16 teams contested the league in a similar format to the B Group: 7 of which returning from the 2015–16 season, 7 of which promoted from third division and the reserves teams of Ludogorets Razgrad and CSKA Sofia.
Note: Flags indicate national team as has been defined under FIFA eligibility rules.
Note: Individual clubs may wear jerseys with advertising.
However, only one sponsorship is permitted per jersey for official tournaments organised by UEFA in addition to that of the kit manufacturer (exceptions are made for non-profit organisations).
Clubs in the domestic league can have more than one sponsorship per jersey which can feature on the front of the shirt, incorporated with the main sponsor or in place of it; or on the back, either below the squad number or on the collar area.