At this time, we are UNABLE TO ACCEPT or RECEIVE documents sent through postal mail. Willow Grove office is still accepting passport applications.Duties of the Prothonotary. Please submit a copy of your U.S. passport in addition to the above ID if you are applying from a foreign country that requires a passport for travel. I've yet to submit my I129F form I'm still entering and gathering documents, etc. Select the US Embassy or Consulate where you will apply for an immigrant visa to learn what additional requirements there are, if any.