Map for First Commerce Credit Union Map for First Commerce Credit Union Search | Advanced Search | New Members | Coupons and Discounts | All Categories Finance & Insurance >> Financial Services >> Lending Institutions First Commerce Credit Union P.O. Box 6416Tallahassee, FL 32314 | directions Kathy Dunnigan (850) 488-0035 | fax: (850) 921-2073 Visit Site If your business isn't here, contact us today to get listed!