Stellar Bank is now part of Prosperity Bank, bringing together greater scale and expanded capabilities and the financial strength to meet the evolving needs of Texas families and businesses, all while maintaining the exceptional service, local decision making, and strong community support you've always counted on. Your local branch continues to operate under the Stellar Bank name as we complete this transition. The Stellar Kirby bank is located at the intersection of the Southwest Frwy. and Kirby Dr., and services include drive-thru, ATM, night depository and safe deposit boxes. Member FDIC