You must be a U.S. citizen to receive a passport. Acceptable documentation for establishing this includes a birth certificate, naturalization certificate, consular report of birth abroad or certification of birth, or a certificate of citizenship.
In addition to form DS-11 (Application For A U.S. Passport), you need the appropriate fees, two passport size photos, a social security number and identification in the form of a driver's license.
First-time applicants and minors must apply in person at an approved passport acceptance facility. Processing can be expedited for an additional fee.
Minors must have the consent of both parents. If both parents are unable to apply in person, a notarized statement of consent must be submitted for the absent party unless sole custody can be established and adequately documented.
Renewals can be handled through the mail with the submission of Form DS-82 (Application for a U.S. Passport by Mail), you need the appropriate fees and an undamaged passport.