First Regional Basketball League
First Men's Regional League, previously First Serbian League, is the men's regional basketball league in Serbia. It is the 3rd-tier of the basketball league system in Serbia. Founded in 2006, it is run by the Basketball Federation of Serbia.
Rules
Competition format
The league, operated by the Basketball Federation of Serbia and regional basketball associations, consists of four divisions, North, Central, East and West, which have 14 teams each. The first team in every division will be promoted to the Second Basketball League of Serbia. The teams positioned 13th and 14th in the First Regional League will be relegated to a lower-tier league - the Second Regional League.History
Division champions of the First Regional League:Current clubs
The following is the list of clubs for the 2024–25 season.North
The North division is composed of 16 clubs.| Team | City |
| Akademik | Srbobran |
| Breg | Breg |
| Dinamo Pančevo | Pančevo |
| Dunav 2014 | Apatin |
| Futog | Futog |
| Hajduk Kula | Kula |
| Nova Pazova | Nova Pazova |
| Petrovgrad Zrenjanin | Zrenjanin |
| Radnički Kovin | Kovin |
| Sloven | Ruma |
| Srem | Sremska Mitrovica |
| Star | Novi Sad |
| Stara Pazova | Stara Pazova |
| Sveti Đorđe | Žitište |
| Topola | Bačka Topola |
| Vrbas | Vrbas |
Center
The Center division is composed of 14 clubs.| Team | City |
| Astra Beograd | Belgrade |
| Barajevo | Belgrade |
| Beovuk 72 | Belgrade |
| IBC | Belgrade |
| Mladenovac | Mladenovac |
| Mladost VEBA | Belgrade |
| Paragon Lazarevac | Lazarevac |
| Radnički Obrenovac | Obrenovac |
| Real Beograd | Belgrade |
| Rivers BM | Belgrade |
| Torlak | Belgrade |
| Vizura | Zemun |
| Žarkovo | Belgrade |
| Žitko Basket | Belgrade |
East
The East division is composed of 14 teams.| Team | City |
| Bin | Zaječar |
| Bor RTB | Bor |
| Borac Leskovac | Leskovac |
| Dimitrovgrad | Dimitrovgrad |
| Jablanica | Medveđa |
| Jastrebac Aleksina | Aleksinac |
| Knjaževac 1950 | Knjaževac |
| Konstantin | Niš |
| OKK Junior | Niš |
| Napredak Aleksinac | Aleksinac |
| Panteri | Vranje |
| Ratnici | Niš |
| Topličanin | Prokuplje |
| Trijumf | Niš |
West
The West division is composed of 16 teams.| Team | City |
| Ćuprija | Ćuprija |
| Jagodina | Jagodina |
| Mladost Čačak | Čačak |
| Napredak Junior | Kruševac |
| Novi Pazar 1969 | Novi Pazar |
| Paraćin | Paraćin |
| Plana | Velika Plana |
| Polet Ratina | Ratina |
| Požarevac | Požarevac |
| Priboj | Priboj |
| Šabac | Šabac |
| Smederevo 1953 | Smederevo |
| Svilajnac | Svilajnac |
| Užice | Užice |
| Zekas 75 | Rača |
| Zlatar | Nova Varoš |