| a | k | i | m | o | t | o |
| alpha | kilo | india | mike | oscar | tango | oscar |
This is an online utility that will www any text that you enter in the above box
It means that you get a list of letters in the NATO phonetic alphabet (also known as the international radiotelephony spelling alphabet), and names of any other symbols/characters that aren't in that.
It is useful for spelling out words and phrases to people to prevent mis-spelling, especially over the phone.