States was easy
Can't quote for post 9/11 but b4 it was just a matter of turning up at a FAA Transport Administration center (I did mine at Love Field Dallas), and Bobs your uncle.... however - dataprotection does not seem to worry the FAA as your details including home address is on a web site for all to see - hey what the... ,<break> My UK PPL (A) was initially issued in the interim period and continues to confuse everyone - even the CAA!