Numbers with this prefix were first introduced in 2001.While 3864563434 was originally issued with the info above, the owner of the phone number (386) 456-3434 may have transferred it through a process called porting.
Caller name: Finance Agency
Caller type: Scammer/Fraudster
Claimed that it was imperative that I call back about a fraud investigation and use extension 1016. No real details except they had my real name, probably from the phone directory listing.