ASCII Table

About This Free Online ASCII Table

Our free online ASCII Table provides a complete reference for all 128 ASCII characters (codes 0-127). Search and filter by character name, code value, or category. See each character's decimal, hexadecimal, octal, binary, and HTML entity values at a glance. Includes control characters (NUL, SOH, STX...), printable characters (space through DEL), and extended descriptions. Essential for developers, students, and anyone working with character encoding. All reference data is built into the page.

Features of Our ASCII Table

Complete ASCII table (0-127)
Decimal, hex, octal, and binary values
Character preview with glyph
Search by code, name, or category
HTML entity references
Control character descriptions
100% private — browser-only processing

How to Use the ASCII Table

Using this tool is simple and requires no signup or registration. Follow these steps:

Browse the full ASCII table or use the search bar to find specific codes.
Filter by category: control, printable, digits, uppercase, lowercase, or punctuation.
Click on any row to highlight and copy code values.
Use the reference for programming, encoding, or education.

Frequently Asked Questions About ASCII Table

What is ASCII?

ASCII (American Standard Code for Information Interchange) is a character encoding standard for electronic communication. It represents 128 characters using 7-bit binary codes.

How do I use the search?

Type a code number (65), character name (letter A), or category (uppercase) to filter the table in real time.

Why Choose Text Toolbox?

Text Toolbox provides free, private, and instant online text tools. Unlike other text utility websites that require signup accounts or send your data to servers, all our tools process your text entirely in your browser. This means your content never leaves your device — we cannot see it, store it, or share it. Our tools are fast, lightweight, and work on any device with a modern web browser.