Social media
X (Twitter) username character limit
An X (Twitter) username, or handle, must be 4 to 15 characters long and use only letters, numbers and underscores.
X (Twitter) username character counter
Paste your text to check it against the 15 character limit. It runs in your browser, so nothing is uploaded.
Good to know
X (Twitter) username facts
- Usernames cannot contain the words Twitter or Admin.
- Your username is your profile URL, so changing it breaks old links to your profile.
Tips
Writing a better X (Twitter) username
- Match your handle on other platforms so people can find you everywhere.
- Avoid underscores and numbers where you can. They are easy to forget when people type your handle.
FAQ
X (Twitter) username: common questions
What is the X (Twitter) username character limit?+
An X (Twitter) username, or handle, must be 4 to 15 characters long and use only letters, numbers and underscores.
Do spaces and emojis count toward the X (Twitter) username limit?+
Yes. Spaces, punctuation, line breaks and emojis all count. The counter on this page counts each emoji as one character.
What happens if a X (Twitter) username is over 15 characters?+
X will not accept more than 15 characters, so the extra text is blocked or cut off. Check the length before you paste it in.
Limits last checked October 2026. Platforms change them from time to time, so check the X editor if a number looks off.
Other character limits
Counting words instead? Use the Word and Character Counter or see how many pages any word count fills.