The Ankara (LTAA) and Istanbul (LTBB) Flight Information Regions cover the enroute airspace of Turkey. Both FIRs and ACCs are shown in the diagram below.

LTXX

Who to call

LTBB_CTR (136.600) Covers all LTBB FIR and LTAA_CTR (128.750) covers all LTAA FIR

  1. LTBB_1_CTR (119.300)
  2. LTBB_2_CTR (132.150)
  3. LTBB_3_CTR (132.400)
  4. LTBB_4_CTR (132.600)
  5. LTBB_3_CTR + LTBB_4_CTR (119.570)
  6. LTBB_6_CTR (135.400)
  7. LTAA_7_CTR (124.070)
  8. LTAA_8_CTR (128.800)
  9. LTAA_9_CTR (121.450)
  10. LTAA_1_CTR (122.270)
  11. LTAA_2_CTR (127.920)
  12. LTAA_C_CTR (119.420)
  13. LTAA_3_CTR (125.950)