It depends why you have lost it.
No, you cannot come back to the US without a passport.
I think it should be on your front page or in the back page of your passport.
The sticker on the back of a passport typically includes the passport number, the issuing country, the holder's name, date of birth, nationality, and the expiration date of the passport.
No, you cannot travel back to your home country with an expired passport.
No, it is not possible to travel back to India with an expired Indian passport. You must have a valid passport to enter the country.
No, but you will need a passport to get back into the US.
On the back of a passport, you will usually find the passport holder's signature, emergency contact information, and sometimes additional visa pages for entry stamps.
PASSPORT
No, you cannot re-enter the US without a passport.
No, you cannot travel back to India with an expired passport. You need a valid passport to enter any country, including your home country. Make sure to renew your passport before traveling.
Philippine passport holder 5 months validity going back to Philippines ?
Nope