The meridian 98° east of Greenwich is a longitude line extending from the North Pole across the Arctic Ocean, Asia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 98th meridian east forms a great circle with the 82nd meridian west.
Starting at the North Pole and heading south to the South Pole, the 98th meridian east passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Arctic Ocean | ||
| Krasnoyarsk Krai — Komsomolets Island, Severnaya Zemlya | ||
| Laptev Sea | ||
| Krasnoyarsk Krai — October Revolution Island, Severnaya Zemlya | ||
| Kara Sea | ||
| Krasnoyarsk Krai Irkutsk Oblast — from Tuva Republic — from | ||
| Tuva Republic — For about 5 km | ||
| For about 13 km | ||
| Tuva Republic | ||
| Inner Mongolia Gansu — from Qinghai — from Sichuan — from Tibet — from | ||
| (Burma) | ||
| Yunnan | ||
| (Burma) | ||
| (Burma) | ||
| Indian Ocean | Andaman Sea | |
| (Burma) | Islands in the Mergui Archipelago, including Thayawthadangyi | |
| Indian Ocean | Andaman Sea | |
| (Burma) | Islands in the Mergui Archipelago | |
| Indian Ocean | Andaman Sea — passing just west of the island of Lanbi Kyun, (at) | |
| (Burma) | Islands in the Mergui Archipelago | |
| Indian Ocean | Andaman Sea — passing just west of the island of Zadetkyi Kyun, (at) Strait of Malacca – from | |
| Island of Sumatra | ||
| Indian Ocean | Passing just east of the island of Nias, (at) Passing just west of the Batu Islands, (at) | |
| Southern Ocean | ||
| Antarctica | Australian Antarctic Territory, claimed by | |