Meridian barat ke-77
Dari ujung ke ujung

Berawal di Kutub Utara menuju selatan di Kutub Selatan, meridian barat ke-77 melintasi:
| Koordinat | Negara, teritori, atau laut | Catatan |
| --- | --- | --- |
| 90°0′N 77°0′W﻿ / ﻿90.000°N 77.000°W﻿ / 90.000; -77.000﻿ (Arctic Ocean) | Samudra Arktik |  |
| 83°1′N 77°0′W﻿ / ﻿83.017°N 77.000°W﻿ / 83.017; -77.000﻿ (Canada) |  Kanada | Nunavut — Pulau Ellesmere |
| 77°54′N 77°0′W﻿ / ﻿77.900°N 77.000°W﻿ / 77.900; -77.000﻿ (Baffin Bay) | Teluk Baffin |  |
| 73°21′N 77°0′W﻿ / ﻿73.350°N 77.000°W﻿ / 73.350; -77.000﻿ (Canada) |  Kanada | Nunavut — Pulau Bylot dan Pulau Baffin |
| 69°36′N 77°0′W﻿ / ﻿69.600°N 77.000°W﻿ / 69.600; -77.000﻿ (Foxe Basin) | Foxe Basin |  |
| 69°25′N 77°0′W﻿ / ﻿69.417°N 77.000°W﻿ / 69.417; -77.000﻿ (Canada) |  Kanada | Nunavut — Pulau Bray |
| 69°9′N 77°0′W﻿ / ﻿69.150°N 77.000°W﻿ / 69.150; -77.000﻿ (Foxe Basin) | Foxe Basin |  |
| 68°2′N 77°0′W﻿ / ﻿68.033°N 77.000°W﻿ / 68.033; -77.000﻿ (Canada) |  Kanada | Nunavut — Pulau Prince Charles |
| 67°15′N 77°0′W﻿ / ﻿67.250°N 77.000°W﻿ / 67.250; -77.000﻿ (Foxe Basin) | Foxe Basin |  |
| 65°24′N 77°0′W﻿ / ﻿65.400°N 77.000°W﻿ / 65.400; -77.000﻿ (Canada) |  Kanada | Nunavut — Semenanjung Foxe, Pulau Baffin |
| 64°15′N 77°0′W﻿ / ﻿64.250°N 77.000°W﻿ / 64.250; -77.000﻿ (Hudson Strait) | selat Hudson |  |
| 63°40′N 77°0′W﻿ / ﻿63.667°N 77.000°W﻿ / 63.667; -77.000﻿ (Canada) |  Kanada | Nunavut — Pulau Salisbury |
| 63°25′N 77°0′W﻿ / ﻿63.417°N 77.000°W﻿ / 63.417; -77.000﻿ (Hudson Strait) | Selat Hudson |  |
| 62°32′N 77°0′W﻿ / ﻿62.533°N 77.000°W﻿ / 62.533; -77.000﻿ (Canada) |  Kanada | Quebec |
| 57°49′N 77°0′W﻿ / ﻿57.817°N 77.000°W﻿ / 57.817; -77.000﻿ (Hudson Bay) | Teluk Hudson |  |
| 55°48′N 77°0′W﻿ / ﻿55.800°N 77.000°W﻿ / 55.800; -77.000﻿ (Canada) |  Kanada | Quebec  Ontario — dari 45°48′N 77°0′W﻿ / ﻿45.800°N 77.000°W﻿ / 45.800; -77.000﻿ (Ontario) |
| 43°53′N 77°0′W﻿ / ﻿43.883°N 77.000°W﻿ / 43.883; -77.000﻿ (Lake Ontario) | Danau Ontario |  |
| 43°16′N 77°0′W﻿ / ﻿43.267°N 77.000°W﻿ / 43.267; -77.000﻿ (United States) |  Amerika Serikat | New York  Pennsylvania — dari 42°0′N 77°0′W﻿ / ﻿42.000°N 77.000°W﻿ / 42.000; -77.000﻿ (Pennsylvania)  Maryland — dari 39°42′N 77°0′W﻿ / ﻿39.700°N 77.000°W﻿ / 39.700; -77.000﻿ (Maryland)  District of Columbia — dari 38°58′N 77°0′W﻿ / ﻿38.967°N 77.000°W﻿ / 38.967; -77.000﻿ (District of Columbia)  Maryland — dari 38°49′N 77°0′W﻿ / ﻿38.817°N 77.000°W﻿ / 38.817; -77.000﻿ (Maryland)  Virginia — dari 38°20′N 77°0′W﻿ / ﻿38.333°N 77.000°W﻿ / 38.333; -77.000﻿ (Virginia)  North Carolina — dari 36°32′N 77°0′W﻿ / ﻿36.533°N 77.000°W﻿ / 36.533; -77.000﻿ (North Carolina) |
| 34°40′N 77°0′W﻿ / ﻿34.667°N 77.000°W﻿ / 34.667; -77.000﻿ (Atlantic Ocean) | Samudra Atlantik |  |
| 26°35′N 77°0′W﻿ / ﻿26.583°N 77.000°W﻿ / 26.583; -77.000﻿ (Bahamas) |  Bahama | Man-O-War Cay dan Pulau Abaco Besar |
| 26°19′N 77°0′W﻿ / ﻿26.317°N 77.000°W﻿ / 26.317; -77.000﻿ (Atlantic Ocean) | Samudra Atlantik | Sebelah barat Pulau Eleuthera,  Bahama (di 25°24′N 76°47′W﻿ / ﻿25.400°N 76.783°W﻿ / 25.400; -76.783﻿ (Eleuthera))  Sebelah timur Pulau New Providence,  Bahama (di 25°2′N 77°15′W﻿ / ﻿25.033°N 77.250°W﻿ / 25.033; -77.250﻿ (New Providence)) |
| 21°31′N 77°0′W﻿ / ﻿21.517°N 77.000°W﻿ / 21.517; -77.000﻿ (Cuba) |  Kuba |  |
| 19°53′N 77°0′W﻿ / ﻿19.883°N 77.000°W﻿ / 19.883; -77.000﻿ (Caribbean Sea) | Laut Karibia |  |
| 18°24′N 77°0′W﻿ / ﻿18.400°N 77.000°W﻿ / 18.400; -77.000﻿ (Jamaica) |  Jamaika |  |
| 17°51′N 77°0′W﻿ / ﻿17.850°N 77.000°W﻿ / 17.850; -77.000﻿ (Caribbean Sea) | Laut Karibia |  |
| 8°15′N 77°0′W﻿ / ﻿8.250°N 77.000°W﻿ / 8.250; -77.000﻿ (Colombia) |  Kolombia |  |
| 0°18′N 77°0′W﻿ / ﻿0.300°N 77.000°W﻿ / 0.300; -77.000﻿ (Ecuador) |  Ekuador |  |
| 2°43′S 77°0′W﻿ / ﻿2.717°S 77.000°W﻿ / -2.717; -77.000﻿ (Peru) |  Peru | Sebelah timur Lima (di 12°2′S 77°2′W﻿ / ﻿12.033°S 77.033°W﻿ / -12.033; -77.033﻿ (Lima)) |
| 12°14′S 77°0′W﻿ / ﻿12.233°S 77.000°W﻿ / -12.233; -77.000﻿ (Pacific Ocean) | Samudra Pasifik |  |
| 60°0′S 77°0′W﻿ / ﻿60.000°S 77.000°W﻿ / -60.000; -77.000﻿ (Southern Ocean) | Samudra Selatan |  |
| 72°41′S 77°0′W﻿ / ﻿72.683°S 77.000°W﻿ / -72.683; -77.000﻿ (Antarctica) | Antarktika | Diklaim oleh  Chili (Antártica Chilena Province) dan  Britania Raya (Teritori Antarktika Britania) |