First Commerce Credit Union First Commerce Credit Union Search | Advanced Search | New Members | Coupons and Discounts | All Categories Business & Professional Services >> Business Services >> Business Services First Commerce Credit Union P.O. Box 6416Tallahassee, FL 32314 | map | directions Kathy Dunnigan (850) 488-0035 | fax: (850) 921-2073 Visit Site Connect With Us Member Since: 1983 If your business isn't here, contact us today to get listed!