who is this?

It's a collection agency called Global International.  They have a website for consumers that are getting called: http://www.globalcollection.net/Consumers.aspx

I don't know who this is, but after the call, money has been taken out of my che account with this number as a reference.cking

It's a collection agency called Global International.  
They have a website for consumers that are getting called:
http://www.globalcollection.net/Consumers.aspx