The meridian 112° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 112th meridian east forms a great circle with the 68th meridian west.
Starting at the North Pole and heading south to the South Pole, the 112th meridian east passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Arctic Ocean | ||
| Laptev Sea | ||
| Krasnoyarsk Krai — Taymyr Peninsula | ||
| Laptev Sea | ||
| Sakha Republic — Bolshoy Begichev Island | ||
| Laptev Sea | ||
| Sakha Republic Krasnoyarsk Krai — from Sakha Republic — from Irkutsk Oblast — from Republic of Buryatia — from Zabaykalsky Krai — from | ||
| Inner Mongolia | ||
| For about 6 km | ||
| Inner Mongolia Shanxi – from Henan – from Hubei – from Hunan – from Guangxi – for about 3 km from Guangdong – from Guangxi - for about 6 km from Guangdong - for about 5 km from Guangxi – from Guangdong – from | ||
| South China Sea | ||
| Guangdong – Hailing Island | ||
| South China Sea | Passing through the disputed Paracel Islands Passing through the disputed Spratly Islands | |
| Sarawak – on the island of Borneo | ||
| Island of Borneo West Kalimantan Central Kalimantan | ||
| Java Sea | ||
| Island of Java | ||
| Indian Ocean | ||
| Southern Ocean | ||
| Antarctica | Australian Antarctic Territory, claimed by | |