How do you type an arrow icon?

Typing an arrow icon facing the left should look something like this:◄. In order to do this hold down Alt and type 17 on the Num. Pad. Typing an arrow icon facing the right should look something like this:►. In order to do this, hold down Alt and type 16 on the Num. Pad. Alt. and 24 through 27 should look like these:↑↓→←.