ICAO Document 7910. Location Indicators

The official technical reference manual Documento OACI 7910 Indicadores of Location (ICAO Doc 7910 - Location Indicators) serves as the indispensable global database unifying operational aviation language worldwide. Published directly by the International Civil Aviation Organization (ICAO), this comprehensive publication contains the official list of four-letter location indicators assigned to airfields, aeronautical telecommunication stations, and air traffic control centers across the globe. It is a fundamental reference text ensuring flight management data reaches its intended destination without ambiguity for every working pilot and flight dispatcher.

The primary operational role of this technical standard is to ensure route planning, flight plans, meteorological messages, and air safety information exchange are routed with absolute geographical accuracy. By standardizing international coding across commercial air transport, it eliminates communication errors between ATS units. To explore additional official publications, international regulations, and technical flight handbooks covering advanced air navigation, browse our specialized catalog in the official ICAO documents and location indicator manuals for the aviation pilot section.

This technical reference volume features a multilingual edition format printed in four languages (English, Spanish, French, and Russian), enabling immediate operational use in control facilities and flight dispatch offices globally. Updated on a quarterly basis in March, June, September, and December, its latest release corresponds to Edition 199 (published in March 2026). Because of its absolute technical rigor, it stands as an operational pillar for airline captains, first officers, prospective captain candidates, and active flyers in the global aviation industry.

Features of Documento OACI 7910 Indicadores

• 📖 Full Title: Documento OACI 7910: Indicadores de Lugar (Doc 7910 / ICAO Doc 7910)
• 🏛️ Publisher / Author: International Civil Aviation Organization (ICAO / OACI)
• 📅 Latest Edition: Edition 199 (Published in March 2026)
• 🔄 Update Frequency: Quarterly releases (March, June, September, and December)
• 🌐 Languages: Multilingual edition (English, Spanish, French, and Russian text)
• 🔤 Operational Role: Official 4-letter designator list for aerodromes, stations, and control centers
• ✈️ Application Scope: Flight plans, meteorological reports, and international ATS coordination

Frequently Asked Questions (FAQs)

What is the primary purpose of Documento OACI 7910 Indicadores?

Its main purpose is to assign and standardize official 4-letter location codes for aerodromes and control centers in global aviation.

How often is the ICAO Doc 7910 catalog updated for flight operations?

It is updated quarterly during March, June, September, and December for active operational use by every commercial pilot.