A
B
BH
BP
BT
C
CC
CH
CM
CO
CT
E
EB
EH
H
K
KH
M
OB
P
PA
PB
PK
PP
T
TX
X
Y

Burgas
Varna
Vidin
Vraca
Veliko Tornovo
Sofia (Stadt)
Silistra
Sliven
Smoljan
Sofia (Landkreis)
Stara Zagora
Blagoevgrad
Gabrovo
Pleven
Sumen
Kardzali
Kjustendil
Montana
Lovec
Ruse
Pazardzik
Plovdiv
Pernik
Razgrad
Targoviste
Dobrih
Haskovo
Jambol