Find your backup copy of your old 'DB' folder.If you did make a backup, it's pretty simple: Unless you made a backup copy of your old list, you're going to have to start from scratch. Okay, now that you have your old ICQ number back, you want your old contact list back right? Well, there's some bad news. 'Cause I'm working from memory here and I might have forgotten something). (If anybody out there has done this recently and I've got it wrong, let me know.

It will find your old account and you can be off and running.When it prompts for your information, enter your old ICQ number and password.When the registration wizard comes up, just follow the instructions.Download ICQ (ONLY from a link on the ICQ website).Now you want your ICQ back not just any ICQ though, you want your old number back, 'cause you're on a lot of people's lists. Let's say your computer crashed, or your hard drive died, or some mean person just plain deleted your ICQ files. OK, since this seems to be one of the more popular questions to ask these days, here goes. I WANT MY ICQ ! Getting your old ICQ number and contact list back.

How to delete my icq account