Why does my Facebook say duplicate phone numbers?

When I try to log into my Facebook account it gives an error about duplicate phone numbers. I can't get past that page.
ETA:41 minutes·2 steps
Info needed: Email, Password
Follow the steps below to solve this issue. Don't have the patience? Have a GetHuman pro do it for you.
1
Click the link below to submit someone using your number on their account.
2
I hope this helps!
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