Before Georgia allowed Bama tags, my vanity plate was R0LT1D3 on my '77 vette daily driver, I decided numbers would be vowels. I was surprised it was available.
My Dad's truck, Alabama plates, was always BRN2FSH.
We've kept our plates over the years. Originally, you'd never know when you needed some cheap sheet metal to patch something. Now, it's all nostalgic.