What created the pacific coast ranges?

By the Pacific ocean :) look it up.

The Rocky Mountains in North America and Andes Mountains in South America.

The word "coast" is capitalized in Pacific coast only if it is part of a proper name such as Pacific Coast Highway or Pacific Coast Academy.

fish

There are several mountain ranges on the Pacific Coast of Canada as follows: they are sometimes known as the Pacific Cordillera, which includes the Rocky, Columbia Mountains, Interior Mountains,...