4th parallel south

Starting at the Prime Meridian and heading eastwards, the parallel 4° south passes through:

Co-ordinates	Country, territory or sea	Notes
4°0′S 0°0′E	Atlantic Ocean
4°0′S 11°13′E	Republic of the Congo
4°0′S 15°42′E	Democratic Republic of the Congo
4°0′S 29°6′E	Lake Tanganyika
4°0′S 29°26′E	Burundi
4°0′S 30°13′E	Tanzania
4°0′S 38°15′E	Kenya	Passing through Mombasa
4°0′S 39°44′E	Indian Ocean	Passing between Denis Island and Aride Island,  Seychelles
4°0′S 102°19′E	Indonesia	Island of Sumatra
4°0′S 105°52′E	Java Sea
4°0′S 114°37′E	Indonesia	South Kalimantan, island of Borneo
4°0′S 115°2′E	Java Sea
4°0′S 116°2′E	Indonesia	South Kalimantan, island of Laut
4°0′S 116°10′E	Makassar Strait
4°0′S 119°34′E	Indonesia	Island of Sulawesi (South Peninsula)
4°0′S 120°20′E	Gulf of Boni
4°0′S 121°25′E	Indonesia	Island of Sulawesi (South-east Peninsula)
4°0′S 122°38′E	Banda Sea
4°0′S 123°0′E	Indonesia	Island of Wowoni
4°0′S 123°3′E	Banda Sea	Passing just south of the island of Buru,  Indonesia Passing just south of the island of Ambon,  Indonesia Passing just south of the island of Seram,  Indonesia
4°0′S 131°12′E	Indonesia	Islands of Seram Laut
4°0′S 131°26′E	Ceram Sea
4°0′S 132°51′E	Indonesia	Island of New Guinea
4°0′S 133°19′E	Arafura Sea
4°0′S 134°11′E	Indonesia	Islands of Aiduma and New Guinea
4°0′S 141°0′E	Papua New Guinea	Island of New Guinea
4°0′S 144°34′E	Pacific Ocean	Bismarck Sea, passing just north of Manam island,  Papua New Guinea
4°0′S 152°35′E	Papua New Guinea	Island of New Ireland
4°0′S 152°56′E	Pacific Ocean
4°0′S 153°42′E	Papua New Guinea	Island of Babase
4°0′S 153°43′E	Pacific Ocean	Passing just south of McKean Island,  Kiribati Passing just south of Birnie Island,  Kiribati Passing just north of Manra Island,  Kiribati Passing just south of Rawaki Island,  Kiribati
4°0′S 154°58′W	Kiribati	Malden Island
4°0′S 154°54′W	Pacific Ocean
4°0′S 80°59′W	Peru
4°0′S 80°26′W	Ecuador	For about 13 km (8.1 mi)
4°0′S 80°19′W	Peru	For about 7 km (4.3 mi)
4°0′S 80°15′W	Ecuador
4°0′S 78°31′W	Peru
4°0′S 70°10′W	Colombia
4°0′S 69°53′W	Brazil	Amazonas Pará Maranhão Piauí Ceará
4°0′S 38°14′W	Atlantic Ocean	Passing just south of Rocas Atoll,  Brazil Passing just south of Fernando de Noronha island,  Brazil

• 3rd parallel south
• 5th parallel south