Brazil
The South American country that has the longest coastline along the Atlantic Ocean is Brazil.
The state of Maine has the longest coastline on the Atlantic Ocean, at around 3,500 miles. Its capital city is Augusta.
North Carolina has the 2nd longest Atlantic coastline at 301 miles. Alaska has the longest coastline of any state with 6,640 miles bordering the Pacific and Arctic Oceans. Florida is 2nd (longest Atlantic coastline) with 1,350 miles bordering the Atlantic Ocean and Gulf of Mexico.
Augusta, Maine.
Brazil
Maine is the New England state with the longest coastline along the Atlantic Ocean. It has 228 miles of coastline.
The answer depends on which method you use to determine the coastline. If you use the general coastline method, then Florida has the longest coastline on the Atlantic Ocean with 580 miles. North Carolina is second with 301 miles of general coastline. Maine is third with 228 miles of general coastline. If you use the tidal coastline method, then Maine has the longest coastline on the Atlantic Ocean with 3,478 miles. North Carolina is second with 3,375 miles of tidal coastline and Florida is third with 3,331 miles of tidal coastline.
Brazil
Chile
The Canadian coastline is approximately 202,080 kilometers long, making it the longest coastline of any country in the world. This includes the coastlines along the Pacific Ocean, Atlantic Ocean, and Arctic Ocean.
Brazil has the longest coastline along the Atlantic ocean, with 7, 491 miles.