Numbers with this prefix were first introduced in 1998.While 5307546849 was originally issued with the info above, the owner of the phone number (530) 754-6849 may have transferred it through a process called porting.
Caller name: unv of ca davis
Caller type: Scammer/Fraudster
they do not use the do not call list, even if you ask to be removed.
they do not leave messages, and call at all times of the day and night.
they do not id the caller and there location of origination.