The meridian 83° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Gulf of Mexico, the Caribbean Sea, Costa Rica, Panama the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole. The 83rd meridian west forms a great circle with the 97th meridian east.

From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 83rd meridian west passes through: ! scope="col" style="width: 25%;"| Co-ordinates ! scope="col" style="width: 25%;"| Country, territory or sea ! scope="col" style="width: 50%;"| Notes ! scope="row" style="background:#b0e0e6;" | Arctic Ocean ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Jones Sound ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Lancaster Sound ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Fury and Hecla Strait ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Foxe Basin ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Evans Strait ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Hudson Bay ! scope="row" | 🇨🇦 Ontario — from the mainland and Manitoulin Island ! scope="row" style="background:#b0e0e6;" | Lake Huron ! scope="row" | 🇺🇸 ! scope="row" | 🇨🇦 ! scope="row" style="background:#b0e0e6;" | Lake Erie ! scope="row" | 🇺🇸 Kentucky — from 38.71667°N, -83°W Virginia — from 36.85°N, -83°W Tennessee — from 36.58333°N, -83°W North Carolina — from 35.76667°N, -83°W South Carolina — from 35.01667°N, -83°W Georgia — from 34.46667°N, -83°W Florida — from 30.61667°N, -83°W ! scope="row" style="background:#b0e0e6;" | Gulf of Mexico ! scope="row" | 🇨🇺 ! scope="row" style="background:#b0e0e6;" | Caribbean Sea ! scope="row" | 🇨🇺 ! scope="row" style="background:#b0e0e6;" | Caribbean Sea ! scope="row" | 🇨🇷 ! scope="row" | 🇵🇦 ! scope="row" | 🇨🇷 ! scope="row" style="background:#b0e0e6;" | Pacific Ocean ! scope="row" style="background:#b0e0e6;" | Southern Ocean ! scope="row" | Antarctica