some are landlines...many are cell phones...some are spoofed and linked to offshore foreign countries !!!!
here's a few other numbers posted from the same area code offering a wide variety of scams / free money / scam giveaways / humane society etc etc.....stories change out all the time......and the usual nonsense!!!
** mysteriously call to claim they have several thousand of dollars to send you....just provide you bank account and credit card right away etc etc.........scam scam
202-621-0436 ( offshore foreign call center ? ) poor english and violent on the phone! claim to be giving away $1,000's in free cash....just give them all your personal info etc....