Doc 7910 Pdf May 2026
The Ultimate Guide to Doc 7910 PDF: Understanding ICAO’s Location Indicators
The Breakdown:
[First Letter] – World Region The first letter identifies the continent or major geographical region.
- K - Contiguous United States
- C - Canada
- E - Northern Europe (UK, Scandinavia, etc.)
- L - Southern Europe (Spain, Italy, France, etc.)
- B - Caribbean & Greenland
- M - Central America
- S - South America
- Z - China & Korea
- R - Japan
- V - India
- Y - Australia
- A - South West Pacific
- O - Middle East
- H - Africa (North/Northeast)
[Second Letter] – Country/Sub-region The second letter typically identifies the specific country within that region.
- Example: In the code EGLL:
- E = Northern Europe
- G = United Kingdom (Great Britain)
- Example: In the code KJFK:
- K = Contiguous US
- J = (In the US system, the second letter is often part of the local area identifier).
[Third & Fourth Letters] – Specific Location The final two letters identify the specific airport or facility.
- LL in EGLL refers to London Heathrow.
- JFK in KJFK refers to John F. Kennedy International.
Frequently Asked Questions (FAQ)
The Pilot's & Dispatcher's Guide to ICAO Doc 7910
Document Title: Location Indicators Publisher: International Civil Aviation Organization (ICAO) Purpose: To provide a standard coding system for every geographic location relevant to international aviation. doc 7910 pdf
The Secret Code Hidden in the Letters
The beauty of Doc 7910 is that it isn't random. It is a geographical filing system.
The first letter tells you the continent or region:
- K = Continental United States (KJFK, KLAX)
- C = Canada (CYYZ)
- E = Northern Europe (EGLL for London)
- L = Southern Europe (LFPG for Paris)
- Y = Australia (YSSY for Sydney)
The second letter usually narrows it down to the specific country within that region. For example, in the EG block, G specifically refers to the United Kingdom. The Ultimate Guide to Doc 7910 PDF: Understanding
The takeaway: If you see an airport starting with K, you instantly know it is in the USA without looking at the map. Doc 7910 is essentially a giant, organized spreadsheet that defines all these boundaries.
Q2: How often is the DOC 7910 updated?
A: ICAO releases a new edition annually. However, amendments (changes) are published quarterly via the ICAO Electronic Bulletin. So the "current" data may be edition year 2024 with amendment 12.
Introduction
In the complex world of international aviation, precision is not just a requirement—it is a lifeline. Every second counts when air traffic controllers hand off a flight from one country to another, or when a pilot files a flight plan that crosses multiple international boundaries. At the heart of this precision lies a critical document: DOC 7910 PDF. K - Contiguous United States C - Canada
Officially titled the "Location Indicators," ICAO Document 7910 is the definitive global registry of four-letter location codes assigned to airports and flight information regions (FIRs). While pilots often memorize the famous codes like KJFK (New York) or EGLL (London), the complete, verified, and legally binding list exists only within this document.
This article provides a comprehensive deep dive into the DOC 7910 PDF, explaining what it is, why it matters, how to use it, and where to find the most recent edition.