Appendix D-USPS State Abbreviations and FIPS Codes OR List of U.S. States with area Codes

The history of human societies within the states’ territory stretches back millennia, but the history of the United States itself is quite recent. In the 450 years since the foundation was laid at St. Augustine, the United States has grown and expanded into one of the world’s largest and wealthiest nations.

Third largest country in the world by area. The US area is about half the size of Russia or more than twice the size of the European Union. The nation state consists of 50 states and one capital district (District of Columbia).

U.S. States with area Codes