| Abbreviation | Definition |
|---|---|
| JSBL | Jersey Shore Basketball League |
| JVBB | Junior Varsity BasketBall |
| JYBA | Jackson Youth Basketball Association |
| JYBA | Joplin Youth Basketball Association |
| KAT | Karl Anthony-Towns |
| KBL | Korean Basketball League |
| KDBA | Kalamunda Districts Basketball Association |
| KHT | Kankakee Holiday Basketball Tournament |
| KMBA | Kelowna Minor Basketball Association |
| KWBF | Kenya Wheelchair Basketball Federation |
| L | Loss |
| L | Losses |
| LBA | Lakeview Basketball Association |
| LBA | Loudoun Basketball Academy |
| LBBA | Lafayette Boys Basketball Association |
| LBJ | LeBron James |
| LCB | Lady Crusader Basketball |
| LHBC | Lower Hudson Basketball Coaches |
| LLBA | Lady Lions Basketball Association |
| LMBA | Larchmont Mamaroneck Basketball Assc |