There is no number for me to call, I am not able to log into my account, I need to amend or remove a complaint, I don't get the one time pin log in, you can't call hello Peter

There is no number for me to call, I am not able to log into my account, I need to amend or remove a complaint, I don't get the one time pin log in, you can't call hello Peter. You can't email so how must you resolve this?