I think this post attached already covered most interior, license plate, and front running light bulbs type
zerothread/338634
In terms of "Where to get them", ebay is my pick but I believe there are so many local shops or websites that sells them.
And in terms of "How to change them" the owner's manual covered them already.
I did all my interior lights (except "Makeup Mirror") and license plate with white LEDs. I meant to take some pics and post them here but didn't have a chance to get to it.