How do I find a family members iPhone location using IMEI
How to find a family members iPhone device , if device does not show in my device
Question marked as
Top-ranking reply
You cannot track a phone using the IMEI number. If they set up Find My iPhone they can try to Locate a device in Find My iPhone on iCloud.com - Apple Support, or they can use the advice in If your iPhone, iPad, or iPod touch is lost or stolen - Apple Support.
tt2