https://community.articulate.com/discussions/articulate-storyline/customer-support-how-can-i-contact-facebook-to-recover-my-account-a-step-by-step-guide

If you need to recover your Facebook account you can contact Facebook by visiting their Help Center online +1-833-203-5957 (OTA) or +1-833-203-5957 (Live Person). Once there you can navigate to the “My Account Is Compromised” section and follow the steps provided to recover +1-833-203-5957 (OTA) or +1-833-203-5957 (Live Person)  your account. You may be asked to verify your identity by providing information such as your email address or phone number associated with the account.