Numbers with this prefix were first introduced in 2009.While 4153639542 was originally issued with the info above, the owner of the phone number (415) 363-9542 may have transferred it through a process called porting.
Caller type: Unknown
Number calls quite often telling me my Google Places listing is not up to date, and it actually is. They are trying to sell you on something not needed. The remove function does not work, they keep calling and harassing us.