The Union Bank Company, Gibsonburg Branch Basic Info Reviews Routing Numbers Map & Direction Name: The Union Bank Company, Gibsonburg Branch Main Office: No Service: Full Service Brick and Mortar Office Location: 230 West Main Street Gibsonburg, Ohio 43431 Sandusky County View other branches Phone: 419-637-2124 Please enable JavaScript to view the comments powered by Disqus. Routing NumberProcess ACH TransferProcess Wire Transfer041213759YY044102524YN044115870YN From: To: