This service will show if your phone has been reported as lost or stolen in U.K. and USA.
It will help you determine whether your IMEI is blacklisted or clean.
For Sprint USA phones use this service instead:
Sprint USA - iPhone Eligibility Test (Clean/Blacklist/Unpaid Bill).
For T-Mobile USA phone use this free website to check your IMEI:
CheckMEND is the world's largest database of used electronics information.
CheckMEND allows you to check the background history of iPhones, iPads and other mobile devices.
YOU WILL GET A LINK FOR YOUR REPORT UNDER THIS SERVICE.
COPY AND PASTE THE LINK INTO YOUR BROWSER TO DOWNLOAD YOUR REPORT.