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Colorado's License Plates Now Omit a Letter Due to Confusion

In a recent change, Colorado has decided to eliminate the letter O from its license plates after issues with automated readers misidentifying it as the number 0.

Editorial Staff / 2026-06-13 / 1min

Colorado has made a notable adjustment to its vehicle license plate issuance by banning the letter O. This decision comes in response to ongoing confusion caused by automated readers that often mistake the letter for the number 0.

The alteration appears to be a practical measure aimed at improving the accuracy of vehicle identification systems. By removing the letter O, Colorado hopes to enhance the efficiency of automated processes.

This change reflects a growing trend among states to adapt their vehicle registration systems in light of technological challenges. It remains to be seen how this will impact drivers and the overall registration process in Colorado.