Oklahoma is one of the great states that make up the United States of America. We have gathered large amounts of information about Oklahoma into one place from various sources such as the state Governor's office, the US Geological Survey (USGS), the US Census, the US Postal Service and many other authorities. So whether you are looking for Oklahoma history, the state bird of Oklahoma, or the best places to visit in Oklahoma, the answers are just a click away.
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Oklahoma History
