Where in the world?
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)

ایران

Population: 83,992,953

Region: Asia

Subregion: Southern Asia

Capital: Tehran

Top Level Domain: .ir

Currencies: Iranian rial

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 Armenia has three horizontal bands of red, blue, and orange.

Armenia

Population: 2,963,234

Region: Asia

Capital: Yerevan
The flag of Azerbaijan has three horizontal bands of blue, red, and green, with a white crescent and an eight-pointed star in the center of the red band.

Azerbaijan

Population: 10,110,116

Region: Asia

Capital: Baku
The flag of Iraq has three horizontal stripes of red, white, and black, with three green stars in the center of the white stripe.

Iraq

Population: 40,222,503

Region: Asia

Capital: Baghdad
The flag of Pakistan has a green field with a white vertical stripe on the left side and a white crescent moon and star in the center.

Pakistan

Population: 220,892,331

Region: Asia

Capital: Islamabad
The flag of Turkey has a red field with a white star and crescent slightly left of center.

Turkey

Population: 84,339,067

Region: Asia

Capital: Ankara
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

Population: 6,031,187

Region: Asia

Capital: Ashgabat