78th meridian west

Starting at the North Pole and heading south to the South Pole, the 78th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 78°0′W / 90.000°N 78.000°W / 90.000; -78.000 (Arctic Ocean)	Arctic Ocean
82°54′N 78°0′W / 82.900°N 78.000°W / 82.900; -78.000 (Canada)	Canada	Nunavut — Ellesmere Island
77°28′N 78°0′W / 77.467°N 78.000°W / 77.467; -78.000 (Baffin Bay)	Baffin Bay
76°59′N 78°0′W / 76.983°N 78.000°W / 76.983; -78.000 (Canada)	Canada	Nunavut — Ellesmere Island
76°37′N 78°0′W / 76.617°N 78.000°W / 76.617; -78.000 (Baffin Bay)	Baffin Bay
73°38′N 78°0′W / 73.633°N 78.000°W / 73.633; -78.000 (Canada)	Canada	Nunavut — Bylot Island
72°53′N 78°0′W / 72.883°N 78.000°W / 72.883; -78.000 (Eclipse Sound)	Eclipse Sound
72°41′N 78°0′W / 72.683°N 78.000°W / 72.683; -78.000 (Canada)	Canada	Nunavut — Baffin Island
70°14′N 78°0′W / 70.233°N 78.000°W / 70.233; -78.000 (Foxe Basin)	Foxe Basin
69°43′N 78°0′W / 69.717°N 78.000°W / 69.717; -78.000 (Canada)	Canada	Nunavut — Koch Island
69°37′N 78°0′W / 69.617°N 78.000°W / 69.617; -78.000 (Foxe Basin)	Foxe Basin
65°0′N 78°0′W / 65.000°N 78.000°W / 65.000; -78.000 (Canada)	Canada	Nunavut — Foxe Peninsula, Baffin Island
64°25′N 78°0′W / 64.417°N 78.000°W / 64.417; -78.000 (Foxe Channel)	Foxe Channel
64°0′N 78°0′W / 64.000°N 78.000°W / 64.000; -78.000 (Canada)	Canada	Nunavut — unnamed island just west of Mill Island
63°57′N 78°0′W / 63.950°N 78.000°W / 63.950; -78.000 (Foxe Channel)	Foxe Channel
63°28′N 78°0′W / 63.467°N 78.000°W / 63.467; -78.000 (Canada)	Canada	Nunavut — Nottingham Island
63°7′N 78°0′W / 63.117°N 78.000°W / 63.117; -78.000 (Foxe Channel)	Foxe Channel
62°35′N 78°0′W / 62.583°N 78.000°W / 62.583; -78.000 (Canada)	Canada	Nunavut — Digges Islands
62°33′N 78°0′W / 62.550°N 78.000°W / 62.550; -78.000 (Hudson Bay)	Hudson Bay
62°23′N 78°0′W / 62.383°N 78.000°W / 62.383; -78.000 (Canada)	Canada	Quebec — Ungava Peninsula
61°42′N 78°0′W / 61.700°N 78.000°W / 61.700; -78.000 (Hudson Bay)	Hudson Bay
60°59′N 78°0′W / 60.983°N 78.000°W / 60.983; -78.000 (Canada)	Canada	Quebec — Ungava Peninsula
60°46′N 78°0′W / 60.767°N 78.000°W / 60.767; -78.000 (Hudson Bay)	Hudson Bay
59°16′N 78°0′W / 59.267°N 78.000°W / 59.267; -78.000 (Canada)	Canada	Quebec — Ungava Peninsula Nunavut — from 58°21′N 78°0′W / 58.350°N 78.000°W / 58.350; -78.000 (Nunavut), Frazier Island
58°20′N 78°0′W / 58.333°N 78.000°W / 58.333; -78.000 (Hudson Bay)	Hudson Bay	Passing through the Salikuit Islands (at 56°18′N 78°0′W / 56.300°N 78.000°W / 56.300; -78.000 (Salikuit Islands))
55°11′N 78°0′W / 55.183°N 78.000°W / 55.183; -78.000 (Canada)	Canada	Quebec Ontario — from 46°14′N 78°0′W / 46.233°N 78.000°W / 46.233; -78.000 (Ontario)
43°58′N 78°0′W / 43.967°N 78.000°W / 43.967; -78.000 (Lake Ontario)	Lake Ontario
43°22′N 78°0′W / 43.367°N 78.000°W / 43.367; -78.000 (United States)	United States	New York Pennsylvania — from 42°0′N 78°0′W / 42.000°N 78.000°W / 42.000; -78.000 (Pennsylvania) Maryland — from 39°43′N 78°0′W / 39.717°N 78.000°W / 39.717; -78.000 (Maryland) West Virginia — from 39°36′N 78°0′W / 39.600°N 78.000°W / 39.600; -78.000 (West Virginia) Virginia — from 39°14′N 78°0′W / 39.233°N 78.000°W / 39.233; -78.000 (Virginia) North Carolina — from 36°33′N 78°0′W / 36.550°N 78.000°W / 36.550; -78.000 (North Carolina) (passing just west of Wilmington at 34°14'N)
33°51′N 78°0′W / 33.850°N 78.000°W / 33.850; -78.000 (Atlantic Ocean)	Atlantic Ocean
26°43′N 78°0′W / 26.717°N 78.000°W / 26.717; -78.000 (Bahamas)	Bahamas	Island of Grand Bahama
26°39′N 78°0′W / 26.650°N 78.000°W / 26.650; -78.000 (Atlantic Ocean)	Atlantic Ocean	Passing just west of the Berry Islands,  Bahamas (at 25°49′N 77°55′W / 25.817°N 77.917°W / 25.817; -77.917 (Berry Islands))
25°9′N 78°0′W / 25.150°N 78.000°W / 25.150; -78.000 (Bahamas)	Bahamas	Island of Andros
24°13′N 78°0′W / 24.217°N 78.000°W / 24.217; -78.000 (Atlantic Ocean)	Atlantic Ocean
22°18′N 78°0′W / 22.300°N 78.000°W / 22.300; -78.000 (Cuba)	Cuba	Cayo Romano and the mainland
20°42′N 78°0′W / 20.700°N 78.000°W / 20.700; -78.000 (Caribbean Sea)	Caribbean Sea
18°27′N 78°0′W / 18.450°N 78.000°W / 18.450; -78.000 (Jamaica)	Jamaica
18°7′N 78°0′W / 18.117°N 78.000°W / 18.117; -78.000 (Caribbean Sea)	Caribbean Sea
9°11′N 78°0′W / 9.183°N 78.000°W / 9.183; -78.000 (Panama)	Panama
7°19′N 78°0′W / 7.317°N 78.000°W / 7.317; -78.000 (Pacific Ocean)	Pacific Ocean	Passing just east of Gorgona island,  Colombia (at 3°0′N 78°10′W / 3.000°N 78.167°W / 3.000; -78.167 (Gorgona))
2°39′N 78°0′W / 2.650°N 78.000°W / 2.650; -78.000 (Colombia)	Colombia
0°50′N 78°0′W / 0.833°N 78.000°W / 0.833; -78.000 (Ecuador)	Ecuador
3°8′S 78°0′W / 3.133°S 78.000°W / -3.133; -78.000 (Peru)	Peru
10°26′S 78°0′W / 10.433°S 78.000°W / -10.433; -78.000 (Pacific Ocean)	Pacific Ocean
60°0′S 78°0′W / 60.000°S 78.000°W / -60.000; -78.000 (Southern Ocean)	Southern Ocean
72°31′S 78°0′W / 72.517°S 78.000°W / -72.517; -78.000 (Antarctica)	Antarctica	Territory claimed by  Chile (Antártica Chilena Province) and by the  United Kingdom (British Antarctic Territory)

• 77th meridian west
• 79th meridian west