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The flag of Turkmenistan has a green field with a vertical red stripe near the hoist containing five carpet guls and two crossed olive branches, and a white crescent and five white stars in the upper left corner.

Turkmenistan

Türkmenistan

Population: 6,031,187

Region: Asia

Subregion: Central Asia

Capital: Ashgabat

Top Level Domain: .tm

Currencies: Turkmenistan manat

Border countries

The flag of the Islamic Emirate of Afghanistan has a white field with Arabic inscriptions — the Shahada — in black across its center.

Afghanistan

Population: 40,218,234

Region: Asia

Capital: Kabul
The flag of Iran has three horizontal stripes of green, white, and red, with the national emblem in the center of the white stripe.

Iran (Islamic Republic of)

Population: 83,992,953

Region: Asia

Capital: Tehran
The flag of Kazakhstan has a sky blue field with a gold sun with 32 rays above a soaring golden steppe eagle in the center, and a national ornamental pattern on the hoist side.

Kazakhstan

Population: 18,754,440

Region: Asia

Capital: Nur-Sultan
The flag of Uzbekistan has three horizontal stripes of blue, white, and green separated by two thin red stripes, with a white crescent and twelve white stars in the upper left corner.

Uzbekistan

Population: 34,232,050

Region: Asia

Capital: Tashkent