# 63rd meridian west

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The meridian 63° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, Greenland, North America, the Atlantic Ocean, South America, the Southern Ocean, and Antarctica to the South Pole.
The 63rd meridian west forms a great circle with the 117th meridian east.
In the Canadian province of Quebec, the 63rd meridian is used as a time zone boundary, with all land to its west falling within the Eastern Time Zone and all land to its east in the Atlantic Time Zone (never used DST).

## From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 63rd meridian west passes through:
    Co-ordinates Country, territory or sea Notes 90°0′N 63°0′W﻿ / ﻿90.000°N 63.000°W﻿ / 90.000; -63.000﻿ (Arctic Ocean) Arctic Ocean 83°22′N 63°0′W﻿ / ﻿83.367°N 63.000°W﻿ / 83.367; -63.000﻿ (Lincoln Sea) Lincoln Sea 82°35′N 63°0′W﻿ / ﻿82.583°N 63.000°W﻿ / 82.583; -63.000﻿ (Canada)  Canada Nunavut — Ellesmere Island 81°54′N 63°0′W﻿ / ﻿81.900°N 63.000°W﻿ / 81.900; -63.000﻿ (Nares Strait) Nares Strait 81°12′N 63°0′W﻿ / ﻿81.200°N 63.000°W﻿ / 81.200; -63.000﻿ (Greenland)  Greenland Daugaard-Jensen Land 76°20′N 63°0′W﻿ / ﻿76.333°N 63.000°W﻿ / 76.333; -63.000﻿ (Baffin Bay) Baffin Bay 70°0′N 63°0′W﻿ / ﻿70.000°N 63.000°W﻿ / 70.000; -63.000﻿ (Davis Strait) Davis Strait 67°17′N 63°0′W﻿ / ﻿67.283°N 63.000°W﻿ / 67.283; -63.000﻿ (Canada)  Canada Nunavut — Baffin Island 65°35′N 63°0′W﻿ / ﻿65.583°N 63.000°W﻿ / 65.583; -63.000﻿ (Davis Strait) Davis Strait 65°18′N 63°0′W﻿ / ﻿65.300°N 63.000°W﻿ / 65.300; -63.000﻿ (Canada)  Canada Nunavut — Muingmak Island 65°16′N 63°0′W﻿ / ﻿65.267°N 63.000°W﻿ / 65.267; -63.000﻿ (Davis Strait) Davis Strait 60°0′N 63°0′W﻿ / ﻿60.000°N 63.000°W﻿ / 60.000; -63.000﻿ (Atlantic Ocean) Atlantic Ocean Labrador Sea 58°53′N 63°0′W﻿ / ﻿58.883°N 63.000°W﻿ / 58.883; -63.000﻿ (Canada)  Canada Newfoundland and Labrador — Labrador Quebec — from 52°0′N 63°0′W﻿ / ﻿52.000°N 63.000°W﻿ / 52.000; -63.000﻿ (Quebec) 50°18′N 63°0′W﻿ / ﻿50.300°N 63.000°W﻿ / 50.300; -63.000﻿ (Gulf of Saint Lawrence) Gulf of Saint Lawrence Jacques Cartier Strait 49°44′N 63°0′W﻿ / ﻿49.733°N 63.000°W﻿ / 49.733; -63.000﻿ (Canada)  Canada Quebec — Anticosti Island 49°12′N 63°0′W﻿ / ﻿49.200°N 63.000°W﻿ / 49.200; -63.000﻿ (Gulf of Saint Lawrence) Gulf of Saint Lawrence 46°25′N 63°0′W﻿ / ﻿46.417°N 63.000°W﻿ / 46.417; -63.000﻿ (Canada)  Canada Prince Edward Island 46°10′N 63°0′W﻿ / ﻿46.167°N 63.000°W﻿ / 46.167; -63.000﻿ (Gulf of Saint Lawrence) Gulf of Saint Lawrence Hillsborough Bay 46°4′N 63°0′W﻿ / ﻿46.067°N 63.000°W﻿ / 46.067; -63.000﻿ (Canada)  Canada Prince Edward Island 46°3′N 63°0′W﻿ / ﻿46.050°N 63.000°W﻿ / 46.050; -63.000﻿ (Gulf of Saint Lawrence) Gulf of Saint Lawrence Northumberland Strait 45°47′N 63°0′W﻿ / ﻿45.783°N 63.000°W﻿ / 45.783; -63.000﻿ (Canada)  Canada Nova Scotia 44°42′N 63°0′W﻿ / ﻿44.700°N 63.000°W﻿ / 44.700; -63.000﻿ (Atlantic Ocean) Atlantic Ocean 18°16′N 63°0′W﻿ / ﻿18.267°N 63.000°W﻿ / 18.267; -63.000﻿ (Anguilla)  Anguilla 18°14′N 63°0′W﻿ / ﻿18.233°N 63.000°W﻿ / 18.233; -63.000﻿ (Caribbean Sea) Caribbean Sea Passing between Saint Martin (at 18°7′N 63°1′W﻿ / ﻿18.117°N 63.017°W﻿ / 18.117; -63.017﻿ (Saint Martin)) and Île Tintamarre (at 18°7′N 62°59′W﻿ / ﻿18.117°N 62.983°W﻿ / 18.117; -62.983﻿ (Île Tintamarre)), Saint Martin Passing just east of Sint Maarten (at 18°3′N 63°1′W﻿ / ﻿18.050°N 63.017°W﻿ / 18.050; -63.017﻿ (Sint Maarten)) Passing just west of Saint Barthélemy (at 18°3′N 63°1′W﻿ / ﻿18.050°N 63.017°W﻿ / 18.050; -63.017﻿ (Saint Barthélemy)) 17°32′N 63°0′W﻿ / ﻿17.533°N 63.000°W﻿ / 17.533; -63.000﻿ (Netherlands)  Netherlands Island of Sint Eustatius 17°30′N 63°0′W﻿ / ﻿17.500°N 63.000°W﻿ / 17.500; -63.000﻿ (Caribbean Sea) Caribbean Sea Passing just west of the island of Saint Kitts, Saint Kitts and Nevis (at 17°22′N 62°52′W﻿ / ﻿17.367°N 62.867°W﻿ / 17.367; -62.867﻿ (Saint Kitts)) Passing just east of the Los Testigos Islands, Venezuela (at 11°22′N 63°4′W﻿ / ﻿11.367°N 63.067°W﻿ / 11.367; -63.067﻿ (Los Testigos Islands)) 10°43′N 63°0′W﻿ / ﻿10.717°N 63.000°W﻿ / 10.717; -63.000﻿ (Venezuela)  Venezuela 3°37′N 63°0′W﻿ / ﻿3.617°N 63.000°W﻿ / 3.617; -63.000﻿ (Brazil)  Brazil Roraima Amazonas — from 2°1′N 63°0′W﻿ / ﻿2.017°N 63.000°W﻿ / 2.017; -63.000﻿ (Amazonas) Rondônia — from 7°59′S 63°0′W﻿ / ﻿7.983°S 63.000°W﻿ / -7.983; -63.000﻿ (Rondônia) 12°51′S 63°0′W﻿ / ﻿12.850°S 63.000°W﻿ / -12.850; -63.000﻿ (Bolivia)  Bolivia 22°0′S 63°0′W﻿ / ﻿22.000°S 63.000°W﻿ / -22.000; -63.000﻿ (Argentina)  Argentina 41°7′S 63°0′W﻿ / ﻿41.117°S 63.000°W﻿ / -41.117; -63.000﻿ (Atlantic Ocean) Atlantic Ocean 60°0′S 63°0′W﻿ / ﻿60.000°S 63.000°W﻿ / -60.000; -63.000﻿ (Southern Ocean) Southern Ocean Passing just west of Smith Island, South Shetland Islands — claimed by Argentina, Chile and United Kingdom (at 63°5′S 62°44′W﻿ / ﻿63.083°S 62.733°W﻿ / -63.083; -62.733﻿ (Smith Island)) 64°32′S 63°0′W﻿ / ﻿64.533°S 63.000°W﻿ / -64.533; -63.000﻿ (Antarctica) Antarctica Anvers Island — claimed by Argentina, Chile and United Kingdom 64°36′S 63°0′W﻿ / ﻿64.600°S 63.000°W﻿ / -64.600; -63.000﻿ (Southern Ocean) Southern Ocean 64°47′S 63°0′W﻿ / ﻿64.783°S 63.000°W﻿ / -64.783; -63.000﻿ (Antarctica) Antarctica Claimed by Argentina, Chile and United Kingdom