Numbers with this prefix were first introduced in 1995.While 5203579612 was originally issued with the info above, the owner of the phone number (520) 357-9612 may have transferred it through a process called porting.
Caller name: Womens Cancer Foundation
Caller type: Scammer/Fraudster
They keep calling using different numbers. Claim to be the Womens Cancer Foundation or WCF. But they are nothing but thieves and phone scammers.