Hughes Federal Credit Union » Business Connections Go back to directory. Add to Address Book. Hughes Federal Credit Union Hughes Federal Credit Union Work PO Box 11900 Tucson AZ 85734 work Work Phone: (520) 205-5671work Work Email: gro.ucfsehguh@leetsneppihkINTERNET Website: Website Connections Business Directory | Leaflet | Wikimedia PO Box 11900 Tucson AZ 85734Get Directions