Your shop is open. Have you tried to get into your shop from here?
Has Etsy said limited for security reasons? There is usually an email. Check spam folder.
Clean out cache and cookies and try again.
You need to contact Etsy by email as there is no phone to call. You can try this Submit a request – Etsy Help or this
Submit a request – Etsy Help (this is the one to give them your phone number)
