Who called from 6508894661

Received call. No VM left. Only called once. Possible scammer?

VM: if you don't want to hear from us again please press one or something like that, but I didn't dare do it

had this phone # and "Half Moon Bay, CA" but 650 area code is NOT HMB

Yes it is.

Received this call on cell phone. 650 is Half Moon Bay but 889 is not.
I declined the call and blocked on my cell phone! I