At Prosperity Bank, we believe in a community banking philosophy where personal relationships and great experiences go hand-i ... n-hand. We provide convenient technology options that our customers expect – all backed by the highest level of security. At every touch point, you’ll find knowledgeable associates ready to serve our customers with accuracy and a smile time and time again. Prosperity provides personal banking services and investments to consumers and small to medium sized businesses throughout Texas and Oklahoma. Founded in 1983, Prosperity ranks among the top 100 U.S. banks in assets. read more