The meridian 168° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, the Pacific Ocean, New Zealand, the Southern Ocean, and Antarctica to the South Pole.
The 168th meridian east forms a great circle with the 12th meridian west.
Starting at the North Pole and heading south to the South Pole, the 168th meridian east passes through:
| Co-ordinates | Country, territory or sea | Notes |
|---|---|---|
| Arctic Ocean | ||
| East Siberian Sea | ||
| Russia | Ayon Island and the mainland | |
| Bering Sea | ||
| Russia | Medny Island | |
| Pacific Ocean | Passing just east of Kwajalein Atoll, Marshall Islands | |
| Marshall Islands | Namu Atoll | |
| Pacific Ocean | Passing just west of Namdrik Atoll, Marshall Islands | |
| Coral Sea | Passing just west of the island of Méré Lava, Vanuatu Passing just west of the island of Maewo, Vanuatu |
|
| Vanuatu | Aoba Island | |
| Coral Sea | Passing just west of Pentecost Island, Vanuatu | |
| Vanuatu | Island of Ambrym | |
| Coral Sea | Passing just east of the island of Malakula, Vanuatu Passing just west of the island of Epi, Vanuatu Passing just west of the island of Efate, Vanuatu |
|
| New Caledonia | Island of Maré | |
| Pacific Ocean | Passing just west of Norfolk Island | |
| New Zealand | South Island | |
| Foveaux Strait | ||
| New Zealand | Stewart Island/Rakiura | |
| Pacific Ocean | ||
| Southern Ocean | ||
| Antarctica | Ross Dependency, claimed by New Zealand | |
| Southern Ocean | Ross Sea | |
| Antarctica | Ross Dependency, claimed by New Zealand |
|
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