What is the routing number for First Financial Bank, Na?
All of the following routing numbers belong to First Financial Bank, Na: 042200910, 042200910, 042202264, 042200910, 074912849, 074900356, 111323634, 111903575, 111911884, 111903575, 242272191, and 074900356. Please refer to your checks for the correct routing number. First Financial Bank, Na can also be reached at (812) 238-6349.