Independent Bank, Collinsville Branch Basic Info Reviews Routing Numbers Map & Direction Name: Independent Bank, Collinsville Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 715 Highway 377 North Collinsville, Texas 76233 Grayson County View other branches Phone: 903-429-9400 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer111024483YN111024548YN111908091YN111916326YY113009341YN113025147YN From: To: