Starting at the North Pole and heading south to the South Pole, the 177th meridian west passes through:

Co-ordinates	Country, territory or sea	Notes
90°0′N 177°0′W / 90.000°N 177.000°W / 90.000; -177.000 (Arctic Ocean)	Arctic Ocean
71°42′N 177°0′W / 71.700°N 177.000°W / 71.700; -177.000 (Chukchi Sea)	Chukchi Sea	Passing just east of Wrangel Island, Chukotka Autonomous Okrug,   Russia (at 71°13′N 177°27′W / 71.217°N 177.450°W / 71.217; -177.450 (Wrangel Island))
68°8′N 177°0′W / 68.133°N 177.000°W / 68.133; -177.000 (Russia)	Russia	Chukotka Autonomous Okrug
65°36′N 177°0′W / 65.600°N 177.000°W / 65.600; -177.000 (Bering Sea)	Bering Sea	Passing just east of Kanaga Island, Alaska,   United States (at 51°54′N 177°2′W / 51.900°N 177.033°W / 51.900; -177.033 (Kanaga Island)) Passing just west of Adak Island, Alaska,   United States (at 51°37′N 176°59′W / 51.617°N 176.983°W / 51.617; -176.983 (Adak Island))
51°40′N 177°0′W / 51.667°N 177.000°W / 51.667; -177.000 (Pacific Ocean)	Pacific Ocean	Passing just east of Midway Atoll,   United States Minor Outlying Islands (at 28°12′N 177°19′W / 28.200°N 177.317°W / 28.200; -177.317 (Midway Atoll)) Passing just west of Howland Island,   United States Minor Outlying Islands (at 0°48′N 176°38′W / 0.800°N 176.633°W / 0.800; -176.633 (Howland Island)) Passing just west of Chatham Island,   New Zealand (at 43°49′S 176°54′W / 43.817°S 176.900°W / -43.817; -176.900 (Chatham Island))
60°0′S 177°0′W / 60.000°S 177.000°W / -60.000; -177.000 (Southern Ocean)	Southern Ocean
78°25′S 177°0′W / 78.417°S 177.000°W / -78.417; -177.000 (Antarctica)	Antarctica	Ross Dependency, claimed by   New Zealand

• 176th meridian west
• 178th meridian west