The meridian 2° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, the Atlantic Ocean, Europe, Africa, the Southern Ocean, and Antarctica to the South Pole. The 2nd meridian west forms a great circle with the 178th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 2nd meridian west passes through: ! scope="col" width="125" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" style="background:#b0e0e6;" | North Sea ! scope="row" | ! scope="row" style="background:#b0e0e6;" | North Sea ! scope="row" | ! scope="row" style="background:#b0e0e6;" | English Channel ! scope="row" | 🇫🇷 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" | 🇪🇸 ! scope="row" style="background:#b0e0e6;" | Mediterranean Sea ! scope="row" | 🇩🇿 ! scope="row" | 🇲🇦 ! scope="row" | 🇩🇿 ! scope="row" | undefined ! scope="row" | 🇧🇫 ! scope="row" | 🇬🇭 ! scope="row" style="background:#b0e0e6;" | Atlantic Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica

Ordnance Survey of Great Britain

The British national grid reference system uses the point 49°N, -2°W as its true origin.