The following forms are helpful in sending mail and cargo back to the U.S. The forms can be filled in online and printed out or you may just print the form blank and fill it in by hand.
If you are a missionary looking to send a package back to the United States, please follow the information on outbound cargo to the U.S.
Please visit the U.S. Customs and Border Protection’s website at www.cbp.gov for a listing of all forms, regulations and contact information for additional questions on this process.
Customs Form 3299
Declaration for Free Entry of Unaccompanied Articles
Example of Customs Form 3299
Customs Form 3311
Declaration for Free Entry of Returned American Products
Example of Customs Form 3311