Corporate Office: Suite 305 - 675 West Hastings Street Vancouver, B.C. Canada V6B 1N2 Tel: (604) 688-7523 Fax: (604) 681-0122 Email:  [email protected] Website: www.americanbonanza.com Investor Relations: Susan L. Wilson Corporate Communications Phone: (604) 688-7508 Email: [email protected] Exploration Office: 290 Gentry Way Suite 6 Reno, Nevada  89502 Tel:  (775) 824-0707 Fax:  (775) 824-0898 Mine Office: Copperstone Mine Site Route 95, Quartzite, Arizona 85346 Directors and Officers: Robert Blakestad Advisor to the Board of Directors Robert T. McKnight Director Ronald K. Netolitzky Director James Bagwell Director Donald Lay Director Carl Ravinsky Director Brian P. Kirwin Director, President & CEO Giulio T. Bonifacio Director, Executive Vice President & CFO Joe Kircher Vice President, Chief Operating Officer Foster V. Wilson Vice President Corporate Development

Share Listing: TSX: BZA US Symbol: ABGFF Frankfurt Symbol: AB2 Share Capital Common Shares Issued & Outstanding: (at June 6, 2006) 100,628,976 Fully Diluted: 121,084,262 Registrar and Transfer Agent: Computershare Trust Company of Canada Solicitors: Lang Michener Vancouver, B.C., Canada Davis & Company Vancouver, B.C., Canada Woodburn and Wedge Reno, NV, USA Auditors: KPMG LLP Chartered Accountants Vancouver, B.C., Canada