| :-# | Direction | Horizontal (tilted 90° to the left) |
| Shortcut | No | |
| Rank | ★ ★ ★ Common | |
| Updated | 2007 | |
| Description: The number sign represents teeth with braces. Also may mean, "My lips are sealed," or "Don't tell anyone." | ||
| =# | Direction | Horizontal (tilted 90° to the left) |
| Shortcut | No | |
| Rank | ★ ★ ☆ Average | |
| Updated | October 16, 2010 | |
| Description: The pound sign (#) represents teeth with braces. | ||