Connecticut is in the northeastern part of the United States, with a land area of 13,023 square kilometers and a population of 3.59 million. It is considered a densely populated area in the United States. The capital of the state is Hartford and the largest city is Bridgeport. Connecticut has many world-renowned large companies, and its economy is mainly based on industry, where aircraft, submarines, aircraft engines, guns and ammunition products are produced. There are many high-tech enterprises, and military enterprises are all over the place. Due to the highly developed economy, the transportation here is very convenient. The state alone has more than 100 airports, the main airport is Bradley International Airport, and there are many ports. (Postal code information is temporarily missing)