The meridian 127° east of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Asia, Australia, the Indian Ocean, the Southern Ocean, and Antarctica to the South Pole. The 127th meridian east forms a great circle with the 53rd meridian west.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 127th meridian east passes through: ! scope="col" width="130" | Co-ordinates ! scope="col" | Country, territory or sea ! scope="col" | Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" style="background:#b0e0e6;" | Laptev Sea ! scope="row" | 🇷🇺 ! scope="row" | ! scope="row" | 🇰🇵 ! scope="row" | 🇰🇷 Gyeonggi Province Passing through Seoul Gyeonggi Province - Passing through of Suwon South Chungcheong Province North Jeolla Province - Passing just west of Jeonju South Jeolla Province Passing just east of Gwangju South Jeolla Province ! scope="row" style="background:#b0e0e6;" | East China Sea ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" style="background:#b0e0e6;" | Molucca Sea ! scope="row" style="background:#b0e0e6;" | Ceram Sea ! scope="row" | 🇮🇩 ! scope="row" style="background:#b0e0e6;" | Banda Sea ! scope="row" | {{subst:undefined}} ! scope="row" style="background:#b0e0e6;" | Timor Sea ! scope="row" | 🇦🇺 ! scope="row" style="background:#b0e0e6;" | Indian Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica