Podčetrtek is a settlement in eastern Slovenia. It is the seat of the Municipality of Podčetrtek.
Hrastnik ) is a town in the Central Sava Valley in central Slovenia. It is the seat of the Municipality of Hrastnik.
Hrastnik pri Trojanah is a settlement east of Trojane in central Slovenia. It lies in the Municipality of Zagorje ob Savi.
Hrastnik is a settlement in the hills to the northeast of Moravče in central Slovenia. Traditionally the area was part of Upper Carniola.
Hrastnik is a small settlement in the hills east of Vojnik in eastern Slovenia. The area was traditionally part of the Styria region.
The Municipality of Hrastnik ; Slovene: Občina Hrastnik) is a municipality in central Slovenia. The seat of the municipality is the town of Hrastnik.