The meridian 140° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 140th meridian west forms a great circle with the 40th meridian
east.
Starting at the North
Pole and heading south to the South Pole, the 140th meridian west passes
through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| 90°0′N 140°0′W / 90°N 140°W | Arctic Ocean | |
| 73°48′N 140°0′W / 73.8°N 140°W | Beaufort Sea | |
| 69°37′N 140°0′W / 69.617°N 140°W | Yukon | |
| 60°11′N 140°0′W / 60.183°N 140°W | Alaska | |
| 59°46′N 140°0′W / 59.767°N 140°W | Pacific Ocean | |
| 8°49′S 140°0′W / 8.817°S 140°W | Island of Nuku Hiva | |
| 8°57′S 140°0′W / 8.95°S 140°W | Pacific Ocean | Passing just east of Ua Pu island, Passing just east of Fakahina atoll, |
| 60°0′S 140°0′W / 60°S 140°W | Southern Ocean | |
| 75°13′S 140°0′W / 75.217°S 140°W | Antarctica | Unclaimed territory |
|
|||||
|
|