Facebook also tracks your location via phones and has your location history - not sure if this is surfaced in this latest attempt at transparency
https://about.fb.com/news/2019/09/understanding-updates-to-y...
https://about.fb.com/news/2019/09/understanding-updates-to-y...
For example, if you try to login from an unknown computer, you'll get an email asking if it was you - that usually contains a rough location based on IP.