Guaranty Bank & Trust, N.A., Texarkana Branch Basic Info Reviews Routing Numbers Map & Direction Name: Guaranty Bank & Trust, N.A., Texarkana Branch Main Office: No Service: Limited Service Facility Office Location: 3424 Richmond Road Texarkana, Texas 75503 Bowie County View other branches Phone: 903-572-9881 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111024852YN111915327YY111925304YN From: To: