Numbers with this prefix were first introduced in 1999.While 5102294538 was originally issued with the info above, the owner of the phone number (510) 229-4538 may have transferred it through a process called porting.
Caller name: -none-
Caller type: Telemarketer
This is one advertising lower interest rates on my credit card via some new gov't regulation. No way to tell them to stop. I'm getting sick of their calls, they burn minutes on my cell phone plan.