Who do I call if I have not received my Cash Back via PayPal May 18, 2022 22:29 Updated Please contact Customer Care at 1-866-664-4621 (8:30am to 8:30pm ET Monday through Friday). Related articles How do I withdrawal my money from PayPal? How does Cash Back via PayPal work? How do I link my PayPal to my Discount Marketplace account? How do I earn Cash Back? How long after the Cash Back process schedule will I receive my Cash Back?