ASCII Character Reference Table
Complete ASCII code reference with decimal, hexadecimal, and binary values. Search, filter, and copy ASCII characters instantly.
The Bottom Line
ASCII (American Standard Code for Information Interchange) is a character encoding standard that assigns numeric codes (0-127) to letters, numbers, symbols, and control characters. This comprehensive ASCII table provides instant access to all 256 ASCII codes including standard (0-127) and extended ASCII (128-255) characters. Use the search and filter features to quickly find specific ASCII characters, view their decimal, hex, and binary representations, and copy them to your clipboard with one click.
Search ASCII Characters
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Showing 254 of 256 characters
ASCII Character Grid
What is ASCII?
ASCII (American Standard Code for Information Interchange) is a character encoding standard used to represent text in computers and electronic devices. Developed in the 1960s, ASCII assigns a unique numeric code to each character, making it possible for different computer systems to exchange information.
ASCII Code Ranges
Control Characters (0-31)
Non-printable characters used for text formatting and device control, including NULL, TAB, LINE FEED, and CARRIAGE RETURN.
Printable Characters (32-126)
Letters (A-Z, a-z), numbers (0-9), punctuation marks, and common symbols that can be displayed on screen or printed.
DEL Character (127)
The delete control character, originally used to mark characters for deletion on paper tape systems.
Extended ASCII (128-255)
Additional characters including accented letters, currency symbols, and graphical characters for various languages and applications.
Problems This ASCII Table Solves
Quick Character Lookup
Instantly find ASCII codes for any character without memorization or external references.
Code Conversion
View decimal, hexadecimal, and binary representations of ASCII characters in one place.
HTML Entity Reference
Get HTML entity codes for special characters to use in web development.
Programming Support
Essential reference for developers working with character encoding, text processing, and ASCII art.
Category Filtering
Quickly filter characters by type: letters, numbers, symbols, or control characters.
One-Click Copy
Copy any character or code to your clipboard instantly without manual selection.
Common Use Cases for ASCII Reference
Programming
Character manipulation, string processing, and text encoding in various programming languages.
ASCII Art
Creating text-based artwork and designs using ASCII characters and symbols.
Web Development
HTML entity encoding for special characters in web pages and applications.
Terminal Commands
Understanding control characters and escape sequences in command-line interfaces.
Data Processing
Text file parsing, data cleaning, and character encoding conversions.
Learning
Educational reference for students learning about character encoding and computer science fundamentals.
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