90th meridian west

Starting at the North Pole and heading south to the South Pole, the 90th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 90°0′W	Arctic Ocean
81°54′N 90°0′W	Canada	Nunavut — Ellesmere Island
81°1′N 90°0′W	Nansen Sound
80°31′N 90°0′W	Canada	Nunavut — Axel Heiberg Island
78°17′N 90°0′W	Norwegian Bay
77°22′N 90°0′W	Canada	Nunavut — Graham Island
77°13′N 90°0′W	Norwegian Bay
76°50′N 90°0′W	Canada	Nunavut — North Kent Island and Devon Island
74°34′N 90°0′W	Barrow Strait
74°4′N 90°0′W	Canada	Nunavut — Prince Leopold Island
73°59′N 90°0′W	Prince Regent Inlet
72°4′N 90°0′W	Canada	Nunavut — Baffin Island
71°31′N 90°0′W	Gulf of Boothia
69°7′N 90°0′W	Canada	Nunavut — several islands including Helen Island, and the mainland
63°46′N 90°0′W	Hudson Bay
57°1′N 90°0′W	Canada	Manitoba Ontario — from 56°13′N 90°0′W
48°3′N 90°0′W	United States	Minnesota
47°49′N 90°0′W	Lake Superior
46°41′N 90°0′W	United States	Michigan Wisconsin — from 46°19′N 90°0′W, passing through Reedsburg (at 43°32′N 90°0′W) Illinois — from 42°30′N 90°0′W Missouri — from 37°58′N 90°0′W, passing a mile and a half (2 km) east of Ste. Genevieve Arkansas — from 36°0′N 90°0′W Tennessee — from 35°33′N 90°0′W, passing through Memphis (at 35°8′N 90°0′W) Mississippi — from 35°0′N 90°0′W, passing through Brandon (at 32°17′N 90°0′W) a suburb of Jackson Louisiana — from 31°0′N 90°0′W, passing through New Orleans (at 30°2.5′N 90°0′W)
29°13′N 90°0′W	Gulf of Mexico
21°10′N 90°0′W	Mexico	Yucatán Campeche — from 20°28′N 90°0′W
17°49′N 90°0′W	Guatemala	Passing through Jalapa
13°57′N 90°0′W	El Salvador
13°41′N 90°0′W	Pacific Ocean	Passing just west of Genovesa Island, Galápagos,  Ecuador (at 0°19′N 89°58′W) Passing just east of Santa Fe Island, Galápagos,  Ecuador (at 0°49′S 90°2′W)
60°0′S 90°0′W	Southern Ocean
72°28′S 90°0′W	Antarctica	Border between unclaimed territory (to the west) and Antártica Chilena Province (to the east), claimed by  Chile

• 89th meridian west
• 91st meridian west
• 45×90 points