How to Find Out My Passport Number Without My Passport. You can locate your passport number even if you don't have your passport on your person. Several situations both at home and abroad exist where you need the number of your passport, but not the physical passport itself.
Without a physical passport it can be difficult to obtain your passport number. Because this number is a security identification number, there is no way to obtain this information by contacting a passport agency or
How to find a passport number. How do I change my address for my UK passport?