To see more, hit the "#=+" button and you'll be able to use symbols like the percent sign, the hashtag, and even currency symbols for the Euro, Pound ... Phone Immediately To find the symbol ...

the number sign (#), also called the "pound sign" and "hash sign," is used as a not-equals symbol. For example, the expression if amount # 500 means "if amount not equal to 500." See hash sign.

The hash symbol – also known as the pound/number sign, or even the octothorp(e) as Macworld reader Keith points out – was one of the more rarely used special characters until Twitter and ...