Omaha is a city located in the Midwestern United States, and is the largest city in the state of Nebraska. It is considered to be a major Midwestern metropolis, with a population of over 466, 000 people. Omaha is known for its diverse economy, which includes finance, insurance, manufacturing, transportation, and technology. It is also home to several Fortune 500 companies, including Berkshire Hathaway, Union Pacific Railroad, and ConAgra Foods.