Here you can find the official ball of your states association, which you have to use according to the regulations for LK matches.
| Association | Ball |
| Baden Tennis Association e.V. | Dunlop Fort Tournament |
| Bavarian Tennis Association e.V. | Dunlop BTV 1.0 |
| Tennis Association Berlin-Brandenburg e.V. | Dunlop Fort Tournament |
| Hamburg Tennis Association e.V. | Dunlop Fort Tournament |
| Hessian Tennis Association e.V. | Wilson HTV Trinity Pro |
|
Tennis Association Mecklenburg-Vorpommern e.V. |
Dunlop Fort Tournament |
| Tennis Association Mittelrhein e.V | Dunlop Fort Tournament |
| Tennis Association Niederrhein e.V. | Dunlop Fort Tournament |
| Tennis Association Lower Saxony-Bremen e.V. | Wilson TNB Tour 2.0 |
| Tennis Association Rhineland-Palatinate e.V. | Dunlop Fort Tournament |
| Saarland Tennis Federation e.V. | Dunlop Fort Tournament |
| Saxony Tennis Association e.V. | Dunlop Fort Tournament |
| Tennis Association Saxony-Anhalt e.V. | Dunlop Fort Tournament |
| Tennis Association Schleswig-Holstein e.V. | Dunlop Fort Elite |
| Thuringian Tennis Association e.V. | Dunlop Fort Tournament |
| Westphalian Tennis Association e.V. | Wilson WTV Tour 2.0 |
| Wuerttemberg Tennis Federation e.V. | Head WTB One |