| Title: | Designators for Aircraft Operating Agencies, Aeronautical Authorities and Services (Doc 8585). |
| Abstract: | The designators consist of: a) three-letter designators for use on the international aeronautical telecommunication service and for aircraft identification by air traffic control; and b) telephony designators for aircraft operating agencies and for authorities and services operating aircraft, which may be used as appropriate. Parts 1, 2 and 3 consist of encode and decode tables linking aircraft operating agencies, aeronautical authorities and services with their assigned ICAO three-letter and telephony designators. Addresses of government civil aviation authorities are listed in Part 4. |
| Edition: | 150th Edition, October 2009. |
