- Altynsarin District
- Amangeldi District
- Arkalyk
- Auliekol District
- Denisov District
- Fyodorov District
- Kamysty District
- Karabalyk District
- Karasu District
- Kostanay
- Kostanay District
- Lisakovsk
- Mendykara District
- Nauyrzym District
- Rudniy
- Sarykol District
- Taran District
- Uzunkol District
- Zhangeldi District
- Zhetikara District