Zuständige Personen in den einzelnen Distrikten:
| District | COTA-Ref | Responsible | Call | ||
|---|---|---|---|---|---|
| Baden | A | BBN | Thorsten Gnida-Cink | DL3BC | |
| Franken | B | FBN | Gerald Hruby | DL8RBS | |
| Bayern-Süd | C | OBB | Rolf Heine | DL6ZB | |
| Berlin | D | BLB | Detlev Hoepner | DL1RTW | |
| Hamburg | E | HHB | Hans-Martin Strycker | DL9HCO | |
| Hessen | F | HBN | Uwe Czaika | DL2ND | |
| Köln-Aachen | G | KAB | Ingo Schliemann | DH0KAA | |
| Niedersachsen | H | NSB | Ralf Hiller | DL5HAI | |
| Nordsee | I | NBN | Friedrich zur Hellen | DL4BBH | |
| Rheinland-Pfalz | K | RPB | Jutta Fink | DL5JF | |
| Ruhrgebiet | L | RBN | Carsten Hausdorf | DF2DD | |
| Schleswig-Holstein | M | SHB | Friedrich zur Hellen | DL4BBH | |
| Westfalen-Nord | N | WNB | Heinz-Peter Sausen | DH1PS | |
| Westfalen-Süd | O | WSB | Wilhelm Eidmann | DD3QK | |
| Württemberg | P | WBB | Stefan Siebenhaller | DC2SF | |
| Saarland | Q | SAR | Joachim Kirsch | DK9VA | |
| Nordrhein | R | NRB | Stephan Järgen | DE1VTM | |
| Sachsen | S | SAX | Steffen Braun | DJ5AM | |
| Schwaben | T | SWB | |||
| Bayern-Ost | U | BOB | Manfred Meier | DF6EX | |
| Mecklenburg-Vorpommern | V | MVB | Andreas Puttich | DL6AP | |
| Sachsen-Anhalt | W | SAB | Detlef Karau | DL4NTC | |
| Thüringen | X | THB | |||
| Brandenburg | Y | BRB | Detlev Hoepner | DL1RTW |