First Security State Bank, Brazos Branch Basic Info Reviews Routing Numbers Map & Direction Name: First Security State Bank, Brazos Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 1201 N. Brazos Whitney, Texas 76692 Hill County View other branches Phone: 254-694-3476 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111910160YY111911101YN From: To: