Numbers with this prefix were first introduced in 1996.While 5403709354 was originally issued with the info above, the owner of the phone number (540) 370-9354 may have transferred it through a process called porting.
Caller type: Telemarketer
Literally called 30 times in 60 seconds. When the call was declined, their auto-dialer called back immediately, repeatedly. Voicemail = car warranty service, but the volume of calls is harassment.