There hasn’t been a phone number to call for years.
You’ll have to submit a ticket and wait for it to cycle through the system. They are answered in the order that they are received, so you’ll just need to have some patience. In the future, it is wise to update your information regularly to keep something like this from happening again.
You will have to submit your ID (and I hope your account was registered with your proper legal information). But you can submit your ticket here: