Who called from 4089099163

Received call to cell phone. No message.

Received a call on July 28, no message.

I keep receiving unwanted calls from this number (he is trying to sell some reduced % mortgage)  I repeatedly have told him that I am on the do not call registry and, yet, he keeps calling.

Call from 408 909 9063 stating info re refinance my mortgage.  Nov 7th. Requested my name be removed from call list. I am registered already with National don't call list.

I keep getting calls from this number everyday.  They leave no messages.
Is there any way to stop this pesky caller.