A:AnswerGreetings, thanks for reaching out to ask us your question about the Samsung Galaxy Z Fold7. Yes, it is possible to have two separate phone numbers active at the same time on your AT&T Galaxy Z Fold7 as this device supports dual SIM functionality. If you have any other questions for us or if you would like further assistance, do not hesitate to reach out to Support. Thank you for choosing Samsung! - Debra