For Army, Navy and Marines: Enter Unit Number and Box Number.
For Ships: Enter Ship Name and Hull Number.
For Air Force: Enter PSC Number and Box Number.
Address Line 2
Enter optional military command or organization name (e.g., USAG J or 2/566 Postal Co.).
Enter APO or FPO.
Select one of the following:
AA – Armed Forces America
AE – Armed Forces Europe, Middle East, Africa and Canada
AP – Armed Forces Pacific
ZIP Code field
Enter the 5-digit ZIP code for the military unit. It must start with a 0 or 9.