1st State Bank of Mason City, 1st State Bank Of Mason City Basic Info Reviews Routing Numbers Map & Direction Name: 1st State Bank of Mason City, 1st State Bank Of Mason City Main Office: Yes Service: Full Service Brick and Mortar Office Location: 123 West Elm Street Mason City, Illinois 62664 Mason County View other branches Phone: 217-482-3285 Please enable JavaScript to view the comments powered by Disqus. From: To:
