What is the password for D-link 624 plus?

The default passWord for the D-Link 624 is admin as the username and the passWord is left blank.

If you have changed the passWord you can reset the router by inserting a paperclip or pen tip into the reset button beside the power cord on the back of the router for 10-15 seconds. After resetting the router the username and passWord will be reset to the default state above.