Southwest Bank, Trail Lake Branch Basic Info Reviews Routing Numbers Map & Direction Name: Southwest Bank, Trail Lake Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 3737 Sw Loop 820 Fort Worth, Texas 76133 Tarrant County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111900756YY111924428YN From: To: