# 99th meridian west

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The meridian 99° west of Greenwich is a line of longitude that extends from the North Pole across the Arctic Ocean, North America, the Pacific Ocean, the Southern Ocean, and Antarctica to the South Pole.
The 99th meridian west forms a great circle with the 81st meridian east.

## From Pole to Pole

Starting at the North Pole and heading south to the South Pole, the 99th meridian west passes through:
    Co-ordinates Country, territory or sea Notes 90°0′N 99°0′W﻿ / ﻿90.000°N 99.000°W﻿ / 90.000; -99.000﻿ (Arctic Ocean) Arctic Ocean 80°6′N 99°0′W﻿ / ﻿80.100°N 99.000°W﻿ / 80.100; -99.000﻿ (Canada)  Canada Nunavut — Meighen Island 79°43′N 99°0′W﻿ / ﻿79.717°N 99.000°W﻿ / 79.717; -99.000﻿ (Peary Channel) Peary Channel 78°49′N 99°0′W﻿ / ﻿78.817°N 99.000°W﻿ / 78.817; -99.000﻿ (Hassel Sound) Hassel Sound 78°5′N 99°0′W﻿ / ﻿78.083°N 99.000°W﻿ / 78.083; -99.000﻿ (Canada)  Canada Nunavut — Ellef Ringnes Island 77°53′N 99°0′W﻿ / ﻿77.883°N 99.000°W﻿ / 77.883; -99.000 Unnamed waterbody 76°40′N 99°0′W﻿ / ﻿76.667°N 99.000°W﻿ / 76.667; -99.000﻿ (Canada)  Canada Nunavut — Ricards Island and Bathurst Island 75°0′N 99°0′W﻿ / ﻿75.000°N 99.000°W﻿ / 75.000; -99.000﻿ (Parry Channel) Parry Channel Passing just west of Young Island, Nunavut, Canada (at 74°18′N 98°50′W﻿ / ﻿74.300°N 98.833°W﻿ / 74.300; -98.833﻿ (Young Island)) Passing just east of Hamilton Island, Nunavut, Canada (at 74°11′N 99°8′W﻿ / ﻿74.183°N 99.133°W﻿ / 74.183; -99.133﻿ (Hamilton Island)) 73°59′N 99°0′W﻿ / ﻿73.983°N 99.000°W﻿ / 73.983; -99.000﻿ (Canada)  Canada Nunavut — Russell Island, Mecham Island and Prince of Wales Island 71°24′N 99°0′W﻿ / ﻿71.400°N 99.000°W﻿ / 71.400; -99.000﻿ (Larsen Sound) Larsen Sound 69°58′N 99°0′W﻿ / ﻿69.967°N 99.000°W﻿ / 69.967; -99.000﻿ (Victoria Strait) Victoria Strait 69°9′N 99°0′W﻿ / ﻿69.150°N 99.000°W﻿ / 69.150; -99.000﻿ (Canada)  Canada Nunavut — King William Island 68°56′N 99°0′W﻿ / ﻿68.933°N 99.000°W﻿ / 68.933; -99.000﻿ (Queen Maud Gulf) Queen Maud Gulf 68°4′N 99°0′W﻿ / ﻿68.067°N 99.000°W﻿ / 68.067; -99.000﻿ (Canada)  Canada Nunavut — O'Reilly Island 68°1′N 99°0′W﻿ / ﻿68.017°N 99.000°W﻿ / 68.017; -99.000﻿ (Queen Maud Gulf) Queen Maud Gulf 67°43′N 99°0′W﻿ / ﻿67.717°N 99.000°W﻿ / 67.717; -99.000﻿ (Canada)  Canada Nunavut Manitoba — from 60°0′N 99°0′W﻿ / ﻿60.000°N 99.000°W﻿ / 60.000; -99.000﻿ (Manitoba), passing through Lake Winnipeg 49°0′N 99°0′W﻿ / ﻿49.000°N 99.000°W﻿ / 49.000; -99.000﻿ (United States)  United States North Dakota South Dakota — from 45°56′N 99°0′W﻿ / ﻿45.933°N 99.000°W﻿ / 45.933; -99.000﻿ (South Dakota) Nebraska — from 43°0′N 99°0′W﻿ / ﻿43.000°N 99.000°W﻿ / 43.000; -99.000﻿ (Nebraska) Kansas — from 40°0′N 99°0′W﻿ / ﻿40.000°N 99.000°W﻿ / 40.000; -99.000﻿ (Kansas) Oklahoma — from 37°0′N 99°0′W﻿ / ﻿37.000°N 99.000°W﻿ / 37.000; -99.000﻿ (Oklahoma) Texas — from 34°13′N 99°0′W﻿ / ﻿34.217°N 99.000°W﻿ / 34.217; -99.000﻿ (Texas) 26°23′N 99°0′W﻿ / ﻿26.383°N 99.000°W﻿ / 26.383; -99.000﻿ (Mexico)  Mexico Tamaulipas Nuevo León — from 26°5′N 99°0′W﻿ / ﻿26.083°N 99.000°W﻿ / 26.083; -99.000﻿ (Nuevo León) Tamaulipas — from 25°4′N 99°0′W﻿ / ﻿25.067°N 99.000°W﻿ / 25.067; -99.000﻿ (Tamaulipas) San Luis Potosí — from 22°34′N 99°0′W﻿ / ﻿22.567°N 99.000°W﻿ / 22.567; -99.000﻿ (San Luis Potosí) Hidalgo — from 21°17′N 99°0′W﻿ / ﻿21.283°N 99.000°W﻿ / 21.283; -99.000﻿ (Hidalgo) State of Mexico — from 20°2′N 99°0′W﻿ / ﻿20.033°N 99.000°W﻿ / 20.033; -99.000﻿ (State of Mexico) Hidalgo — from 19°53′N 99°0′W﻿ / ﻿19.883°N 99.000°W﻿ / 19.883; -99.000﻿ (Hidalgo) State of Mexico — from 19°49′N 99°0′W﻿ / ﻿19.817°N 99.000°W﻿ / 19.817; -99.000﻿ (State of Mexico) Mexico City — from 19°22′N 99°0′W﻿ / ﻿19.367°N 99.000°W﻿ / 19.367; -99.000﻿ (Mexico City) Morelos — from 19°5′N 99°0′W﻿ / ﻿19.083°N 99.000°W﻿ / 19.083; -99.000﻿ (Morelos) Puebla — from 18°23′N 99°0′W﻿ / ﻿18.383°N 99.000°W﻿ / 18.383; -99.000﻿ (Puebla) Guerrero — from 18°15′N 99°0′W﻿ / ﻿18.250°N 99.000°W﻿ / 18.250; -99.000﻿ (Guerrero) 16°35′N 99°0′W﻿ / ﻿16.583°N 99.000°W﻿ / 16.583; -99.000﻿ (Pacific Ocean) Pacific Ocean 60°0′S 99°0′W﻿ / ﻿60.000°S 99.000°W﻿ / -60.000; -99.000﻿ (Southern Ocean) Southern Ocean 71°40′S 99°0′W﻿ / ﻿71.667°S 99.000°W﻿ / -71.667; -99.000﻿ (Antarctica) Antarctica Unclaimed territory