How do I talk to Facebook support?

https://community.expensify.com/discussion/37837/i-quick-call-how-can-i-contact-facebook-support-any-issues-or-queries/p1?new=1https://community.expensify.com/discussion/37837/i-quick-call-how-can-i-contact-facebook-support-any-issues-or-queries/p1?new=1v