Fill in the name of the payee. Instructions for Completing Money Order Inquiry Form.You may also be able to get a money order at your bank. Fill in the recipient's name. Make the money order payable to JPay. I'm going to show you how to fill out a money order from the USPS or the United States Postal Service. Fill out the money order at the counter with a retail associate. Pay the dollar value of the money order plus the issuing fee. Cash or credit cards are not accepted. Fill in the name of the recipient in the "pay to" section.