Numbers with this prefix were first introduced in 1997.While 3178143740 was originally issued with the info above, the owner of the phone number (317) 814-3740 may have transferred it through a process called porting.
Caller type: Scammer/Fraudster
They called three times, and referred me back to another number, 718-307-1139. When I tried to call the original number back, there was a recording notifying me of possible fraud. It warned not to give out personal information, and this may be a fraud.