# @ U+0040 COMMERCIAL AT

At sign, a small a inside a circle used in email addresses, social media mentions and handles; historically a Spanish weight unit.

| | |
|---|---|
| Character | `@` |
| Codepoint | U+0040 |
| Name | COMMERCIAL AT |
| Also known as | arroba (old Spanish unit of weight), at sign |
| Block | [Basic Latin](https://unicodekit.com/block/basic-latin) |
| Script | Common |
| Category | Other Punctuation (Po) |
| Unicode version | 1.1 |
| HTML | `@` `@` |
| CSS | `\40` |
| JavaScript | `\u0040` |
| UTF-8 | 40 |
| UTF-16 | 0040 |

## Related characters

- ? [U+003F QUESTION MARK](https://unicodekit.com/char/003F)
- A [U+0041 LATIN CAPITAL LETTER A](https://unicodekit.com/char/0041)
- > [U+003E GREATER-THAN SIGN](https://unicodekit.com/char/003E)
- B [U+0042 LATIN CAPITAL LETTER B](https://unicodekit.com/char/0042)
- = [U+003D EQUALS SIGN](https://unicodekit.com/char/003D)
- C [U+0043 LATIN CAPITAL LETTER C](https://unicodekit.com/char/0043)
- < [U+003C LESS-THAN SIGN](https://unicodekit.com/char/003C)
- D [U+0044 LATIN CAPITAL LETTER D](https://unicodekit.com/char/0044)
- ; [U+003B SEMICOLON](https://unicodekit.com/char/003B)
- E [U+0045 LATIN CAPITAL LETTER E](https://unicodekit.com/char/0045)
- : [U+003A COLON](https://unicodekit.com/char/003A)
- F [U+0046 LATIN CAPITAL LETTER F](https://unicodekit.com/char/0046)

Page: https://unicodekit.com/char/0040 · JSON: https://unicodekit.com/characters/0040