Currently Active:
- G06 (Russia)
Formerly active:
- G01b (France)
- G02 (Poland)
- G02a (Poland)
- G03 (GDR)
- G04 (Hungary)
- G05 (USA)
- G05a (USA)
- G06a (Russia)
- G07 (Russia)
- G07a (Russia)
- G08 (GDR)
- G08a (GDR)
- G08b (GDR)
- G09 (??)
- G10 (Poland)
- G11 (Poland)
- G12 (Austria)
- G13 (Germany)
- G14 (Germany)
- G14a (Germany)
- G15 (Germany)
- G15a (Germany)
- G16 (Germany)
- G18 (Czechoslovakia)
- G20 (??)
- G20a (??)
- G22 (Bulgaria)