Australian Region - equator to 50°S, 100°E to 180°E (mercator projection)
ICAO Area E (Indian Ocean region) - 44°55'N to 53°55'S, 24°46'E to 180°E (mercator projection)
ICAO Area F (Pacific Ocean region) - 42°30'N to 47°30'S, 100°E to 110°W (mercator projection)
ICAO Area K (Southern Indian Ocean & Southern Ocean) - polar stereographic projection, southern hemisphere




