Yes, in most cases, you can transfer your existing mobile number to a local eSim. This process is known as number porting or number transfer. Contact your mobile network provider to inquire about the process and any associated fees.

Remember that specific details and procedures may vary depending on your device, mobile network provider, and country. It's always recommended to consult with your provider or refer to the device's user manual for accurate and up-to-date information on using a local eSIM.