Numbers To Letters Converter

Convert numbers to letters in various formats. Numbering the letters so A=1, B=2, etc is one of the simplest ways of converting them to numbers. This is called the A1Z26 cipher. However, there are more options such as ASCII codes, tap codes or even the periodic table of elements to decode numbers. This translation tool will help you easily convert between numbers and letters.

Need to translate in the other direction? Use the Letters to Numbers Converter instead.

Letter numbers are used frequently in geocaching mystery caches (puzzle caches), CTFs and puzzle games.