Webmail support & services are shockingly terrible

Webmail is terrible. I have an email account with webmail going back more than 15 yrs. Since Thursday 5 September 2019, i cannot log onto my account to check my mail. I wrote to *** & *** everyday using different emails in a desperate plea for assistance, there is no reply an no assistance whatsoever, there is also no phone number or, any other means to contact them. This is terrible, i have not been able to log on to my mail for weeks now.