The meridian 125° 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.
From Pole to Pole 
Co-ordinates Country, territory or sea Notes Arctic Ocean Beaufort Sea Canada Northwest Territories — Banks Island Amundsen Gulf Canada Northwest Territories — passing through the Great Bear Lake
Yukon — from
British Columbia — from , the mainland, Raza Island and Cortes Island
Strait of Georgia Canada British Columbia — Vancouver Island Pacific Ocean Passing just west of Cape Alava, Washington, United States (at ) Southern Ocean Antarctica Unclaimed territory
See also