to get phone number programmatically in Android

Question

I am using the code

TelephonyManager tMgr =(TelephonyManager)mAppContext.getSystemService(Context.TELEPHONY_SERVICE);
  mPhoneNumber = tMgr.getLine1Number(         


        

Answer 1

This is a known issue. Many SIM across the globe would return null. You should rather use IMEI number however even that can return null.

TelephonyManager.getDeviceId()