Can I use the same number on two different devices? It’s not possible to use the same number on two different devices. Did this answer help you? Back Related articles Can I also order an eSIM or a multi SIM? Can I use swype to set up a mobile hotspot (tethering)? Can I use an eSIM with an Apple Watch? Which devices support eSIMs? How does WhatsApp work with the eSIM or dual SIM function?