Index of Media Bureau CDBS Public Database Files available for download -- Media Bureau (FCC)
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Audio Division                                     Index of Media Bureau CDBS Public Files
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Index of Media Bureau CDBS Public Database Files

FTP directory:

HTTP directory:


Automated updates of the data occur between
3:15 AM and 4:00 AM each day, Eastern Time.
To prevent corrupted files, do not download during this time period.

General Information:

This single zip file contains all the public CDBS database files:
  • FTP: all-cdbs-files.zip
  •     HTTP: all-cdbs-files.zip
       (77.56 MB)

    Individual CDBS Public Files sizes (unzipped):
  • am_ant_sys.dat
  • (8.07 MB)
  • am_augs.dat
  • (2.17 MB)
  • am_eng_data.dat
  • (1.17 MB)
  • am_towers.dat
  • (10.30 MB)
  • amcmnts.dat
  • (0.03 MB)
  • ant_make.dat
  • (1.85 MB)
  • ant_pattern.dat
  • (37.73 MB)
  • app_party.dat
  • (59.18 MB)
  • app_tracking.dat
  • (26.16 MB)
  • application.dat
  • (44.78 MB)
  • call_sign_history.dat
  • (3.71 MB)
  • dtv_agreement_group.dat
  • (0.02 MB)
  • dtv_channel_assignments.dat
  • (0.15 MB)
  • dtv_allotment.dat
  • (0.15 MB)
  • dtv_facility.dat
  • (0.04 MB)
  • dtv_transition.dat
  • (0.81 MB)
  • fac_party.dat
  • (2.04 MB)
  • facility.dat
  • (10.45 MB)
  • fm_app_indicators.dat
  • (2.11 MB)
  • fm_eng_data.dat
  • (31.79 MB)
  • fmcmnts.dat
  • (0.95 MB)
  • gen_app_indicators.dat
  • (3.11 MB)
  • intl_tracking.dat
  • (9.06 MB)
  • nce_factors.dat
  • (0.93 MB)
  • ownership_capitalization.dat
  • (2.15 MB)
  • ownership_contract.dat
  • (11.68 MB)
  • ownership_group.dat
  • (13.37 MB)
  • ownership_report.dat
  • (1.65 MB)
  • ownership_structure.dat
  • (38.99 MB)
  • party.dat
  • (29.63 MB)
  • positional_int.dat
  • (11.97 MB)
  • tv_app_indicators.dat
  • (4.26 MB)
  • tv_eng_data.dat
  • (16.57 MB)