Where is the Mosquito Coast? July 16, 2020 by Pamela Landy The Mosquito Coast is also known as The Spanish Costa de Mosquitos. It is a 40-mile-wide band along the coasts of Nicaragua and Honduras. It follows the Caribbean Sea for about 225 miles. Related Answers What was the first coast-to-coast highway in the United States? Where did the Silk Road run? What are the Ten Commandments? Does the United States have any territory in Cuba? What was the first passenger airline?