Doc 7910 — Location Indicators. Edition No. 184, June 2022.
This document contains a list of ICAO four-letter location indicators and, for ease of reference, corresponding three-character International Air Transport Association (IATA) location identifier codes for geographical locations throughout the world. Also included is a list of addresses of centres in charge of flight information regions (FIRs) and/or upper flight information regions (UIRs).
This edition incorporates material received from 26/02/22 to 27/5/22.