Excel Column Name Converter
Convert between spreadsheet column numbers and letters.
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Number → Column letters
Column letters → Number
About the Excel Column Name Converter
Convert a column number to its Excel/Google Sheets letter name (e.g. 28 → AB) or convert column letters back to a number, both updating live as you type.
Examples
Column 28
28Output
ABKeyboard shortcuts
- Copy the main outputCtrl / ⌘ + Shift + C
- Download the resultCtrl / ⌘ + S
- Share this toolCtrl / ⌘ + Shift + S
- Reset the inputsAlt + R
- Open the tool search paletteCtrl / ⌘ + K
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Frequently asked questions
Version 1.0.0 · Updated 2026-08-07 · Runs entirely in your browser