Hello 
It sounds like you would be happiest with Fairphone Open OS, which does not come with any Google Services. I recommend you read the following for simple instructions to install this:
https://code.fairphone.com/projects/fp-osos/user/fairphone-open-source-os-installation-instructions.html
Afterwards, you can also install the Fairphone Widgets, including Peace of Mind. Firstly, install F-Droid, by searching for it through a wrb browser, then install the Fairphone widgets by following this:
Let me know if this helps