A' Regional

The 'A' Regional is an amateur football league in Bulgaria. It is the third tier of the Bulgarian football league system, below the First League and the Second League.

The league was founded in 1962 and is currently composed of 28 teams, divided into 14 groups. The teams play each other twice, once at home and once away. The top two teams in each group are promoted to the Second League, while the bottom two teams are relegated to the B Regional.

The top two teams in each group of the 'A' Regional are promoted to the Second League. The bottom two teams in each group are relegated to the B Regional.