If you want a copy of a cashed money order, you’ll need to complete and submit PS Form 6401, the official money order inquiry. It can take the USPS up to 60 days to investigate a lost or stolen ...

If you miss that deadline, the person who purchased the money order must fill out PS Form 6401, Money Order Inquiry to get a refund. You can mail the form to: St. Louis Accounting Service Center.

How To Fill Out a Money Order: 5-Step Guide. You can use the following steps if you need to know how to fill out a money order from Western Union, the post office or any other issuer.

When you take a USPS money order receipt to your local post office, they can help you if it ends up missing. The United States Postal Service offers a PS Form 6401 Money Order Inquiry, which is ...