Clear Lake Bank and Trust Company, Drive-Up Facility Basic Info Reviews Routing Numbers Map & Direction Name: Clear Lake Bank and Trust Company, Drive-Up Facility Main Office: No Service: Limited Service Facility Office Location: 21 North 4th Street Clear Lake, Iowa 50428 Cerro Gordo County View other branches Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer073904036YY073922979YN From: To: