Check with your phone provider/carrier. Alot of carriers offer a "Block It" service. Like Metro PCS for Andriod Users only, have a "Block It" feature for $1.00 a month!
I just got a call from this number, too. They didn't leave a message. And when I call it right back, the number is invalid.
The same here. that number calls me at least three times a week. today it calles again.so I answered and it was in spanish. It said dial one for something so when I did it hing up!!