I used to be in your position. What broke the cycle for me was that my SO realized how anxious I would get every time I had to make a phone call, so he assigned

I used to be in your position. What broke the cycle for me was that my SO realized how anxious I would get every time I had to make a phone call, so he assigned all phone-related household tasks to me until I lost the phobia via exposure/practice. It sucked until it didn’t anymore. I’m now one of those people who prefers to make a call rather than use a web form!