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The flag of the Central African Republic has four horizontal stripes of blue, white, green, and yellow with a red vertical stripe in the center and a yellow five-pointed star in the upper hoist-side corner.

Central African Republic

Ködörösêse tî Bêafrîka

Population: 4,829,764

Region: Africa

Subregion: Middle Africa

Capital: Bangui

Top Level Domain: .cf

Currencies: Central African CFA franc

Border countries

The flag of Cameroon has three vertical stripes of green, red, and yellow with a yellow star in the center.

Cameroon

Population: 26,545,864

Region: Africa

Capital: Yaoundé
The flag of Chad has three vertical stripes of blue, yellow, and red.

Chad

Population: 16,425,859

Region: Africa

Capital: N'Djamena
The flag of the Democratic Republic of the Congo has a sky blue field with a yellow star in the upper hoist-side corner and a diagonal red stripe with a thin yellow border from the lower hoist-side to the upper fly-side.

Congo (Democratic Republic of the)

Population: 89,561,404

Region: Africa

Capital: Kinshasa
The flag of the Congo has a green field with a yellow diagonal stripe from the lower hoist-side to the upper fly-side.

Congo

Population: 5,518,092

Region: Africa

Capital: Brazzaville
The flag of South Sudan has three horizontal stripes of black, white, red, and green with a blue triangle on the left side containing a yellow star.

South Sudan

Population: 11,193,729

Region: Africa

Capital: Juba
The flag of Sudan has three horizontal stripes of red, white, and black with a green triangle on the left side.

Sudan

Population: 43,849,269

Region: Africa

Capital: Khartoum