Domestic Money Orders  
Money Orders let you send money safely through the mail.
Postal Money Orders are a safe, convenient, and economical alternative to sending cash through the mail. They can be purchased from any Post Office™ locations in the United States as well as from any rural route carrier, available up to $1,000 each. A current government-issued or state-issued picture identification is required for money order purchases of $3,000 or more in a single day. Other features include:

Domestic Money Orders

Purchase with cash, debit card, or traveler's check
Valid for an unlimited period
Can be cashed at any Post Office or can be deposited or negotiated at your financial institution
Replace damaged, lost, or stolen money orders

Fees:

$0.01 to $500.00 .......................$1.05
$500.01 to $1,000.00 ................$1.50
Postal Military Money Orders…..$0.30 (issued by military facilities)

Read more about Domestic Money Orders in the Domestic Mail Manual.
 
 
Damaged, Lost or Stolen Money Orders
If your money order is damaged, lost or stolen, you can have it replaced. If someone endorses a money order over to you that you suspect is stolen, you can contact the United States Postal Inspection Service™ for help.
More on Missing Money Orders

Money Order Security Features
Postal Money Orders protect your money in many ways. The special color blend, Benjamin Franklin watermark, metal security thread, and double imprinting of the dollar amount are incorporated security features.
More on Money Order Security

International Money Orders
You can send money to other countries using international money orders. You can send international money orders valued up to a maximum of $700. Please click the "more" button to see the list of countries that accept International Money Orders.
More on International Money Orders