Originally Posted by amazingjames

Did you never live with them after moving here, or just not currently? If you moved here in time for the 1990 census or still lived with them for the 2000 census, you can request a an official transcript of the record from the US Census Bureau which would include all household members, relationships, and their birthdays. It will cost you $65 it looks like, so that may affect whether it's a worthwhile approach. Worst case is they reject it and you're out a little money. That's my next best guess for your options. Hopefully someone else can respond with something more sure. It sucks KAL is so particular on their point sharing.