BUL - Bulgaria :

BALKAN Air, Sofia BUL-21
BTA Sofia BUL-58
Bourgas Aero BUL-51
Bourgas Radio (LZL) BUL-53
Bourgas Radio (LZS) BUL-55
F Emb Sofia (L4N) BUL-Fd
  Gorna Oryahovitsa Aero BUL-79
  ICRC Varna BUL-22
MFA Sofia (DOR) BUL-BULd
NDB - 13 bulgarian non-directional beacons extra page
POL Emb Sofia BUL-POLd
PTT Sofia BUL-26
Rousse Radio (LZR) BUL-54
S Emb Sofia (SAM95) BUL-Sd
Silistra Aero BUL-81
Sofia Aero (LZX) BUL-52
Sofia Meteo BUL-24
TCH Emb Sofia (5T3) BUL-TCHd
Targovishte Aero BUL-82
Varna Aero BUL-83
Varna Radio (LZW) BUL-56
Vidin Aero BUL-77

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