Yes. If you want to renew both a valid passport book and passport card, you must submit both documents. For example, if you can submit a passport book, but you lost your passport card, you cannot renew the passport card. If you want to renew either a valid book or a card, you must submit the specific document you want to renew.
It is recommended to renewing your passport well ahead of any planned international travel, even if it still has a few months validity left on it. Some countries require that your passport be valid at least 6 months beyond the dates of your trip.
Yes, in most cases, US Passport Agency will return the old, canceled passport to you together with any other original documents (e.g. court documents, marriage certificate) submitted with your application.
We recommend keeping your old passport in a safe place as it is considered proof of your U.S. citizenship.
Yes, the number on the new passport will be different from the number on your previous passport.