Simply so, what is the font used on license plates?
The FE-Schrift or Fälschungserschwerende Schrift (forgery-impeding typeface) is a sans serif typeface introduced for use on licence plates. Its monospaced letters and numbers are slightly disproportionate to prevent easy modification and to improve machine readability.
Similarly, is the letter O used on license plates? Several states do not regularly use certain letters — most commonly the letters I, O, and/or Q — in their plates, except on vanity plates, so as not to confuse observers with the numbers one and zero.
Then, what font is used on California license plates?
License Plate Font Specimens: Penitentiary Gothic (California)
What letters are not used on Texas license plates?
California currently only uses I, O, and Q in between two other letters, for example "1AQA000". A unique example of character use is Texas, which used to issue serials using all 26 letters but currently skips all vowels along with the letter Q on passenger plates (as these letters are reserved for truck plates).