Originally Posted by
Often1
Here is a list of the forms of ID accepted by TSA. Even if you don't have any of those, there may still be a way through the checkpoint. Unless you are checking luggage, you may never need to show any ID to WN or any carrier for a domestic flight.
http://www.tsa.gov/travel/security-s...identification
Just be prepared for it taking MUCH longer getting though security without an ID.
Besides, the OP said he HAS a DL. So, there is no issue.