You can search the Wyoming’s unclaimed money database online, or call and have their property department search for you. They will search based on a written request as well. Their FAQ section answers commonly asked questions associated with unclaimed money and discusses at length the role of their state in the process. Information for holders is also available on their site.  They welcome contact by phone, fax or letter. Their site did not indicate stats for how much money is held or returned.

Wyoming Unclaimed Property

2515 Warren Avenue, Suite 502

Cheyenne, WY 82002

Phone:(307) 777-5590