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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