Numbers with this prefix were first introduced in 2010.While 4155006979 was originally issued with the info above, the owner of the phone number (415) 500-6979 may have transferred it through a process called porting.
Caller name: Didn'T Identify
Caller type: Unknown
Received 2 calls this week at usually between 10-12AM PDT latest being 08-21-2018. Last Sunday at 2:17PM PDT, Thursday 10:44AM PDT and Tuesday 12:19PM PDT. Each time a man and a woman looking for a "Mr. Kavakus" . Background noise sounds like a Telemarketer environment.
Also this number is probably no longer listed with this company https://www.b2byellowpages.com/company-information/102735390-locksmith.html or its just a front.