ASCII code table and lookup
Look up all 128 ASCII codes in decimal, hexadecimal and binary, with printable characters and named control codes.
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How to use this tool
- Choose the full table, printable characters, controls or a specific lookup.
- For a lookup, enter one ASCII character or a decimal/hex code. Run the tool and copy or download the table.
Things to know
- ASCII is a 7-bit set with codes 0-127. Binary is displayed as eight digits with a leading zero.
- Control codes are named rather than executed. There is no single universal extended ASCII table; characters above 127 are outside this tool.
- Processing stays on your device. Results are not saved between visits.
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