ICAO has developed an electronic database of the information contained in the Directory of National Civil Aviation Administrations (Doc 7604). Access to this on-line version is by subscription only. If you already have a user-id and password, please access the service now.
If you wish to subscribe or require additional information, please contact the database administrator at email@example.com. or by mail at:
Legal Affairs and External Relations Bureau
International Civil Aviation Administration
Montreal, Quebec, Canada, H3C 5H7
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