Unlock old samsung J5. 2yrs out of contract so not abke to use a code to get No

[Cheryl54]

I HAVE A SAMSUNG J5 OLD PHONE WHICH HAS NOT BEEN IN CONTRACT FOR 2 YEARS -( NO SIM ). How can I unlock as obviously not able to phone the *#06* number on this phone to get IMIE number. Tried ringing Ee but 25 minutes to wait for a response

[Kirigaya_Kazuto]

You can usually get the IMEI from the phone settings - About section should tell you it