I have always been upfront about my hearing loss. With my loss, I have to be
Whether at work, going to the doctors, dentist, whatever, the first words out of my mouth is “I am hearing impaired”, I read lips, if you need to ask me a question, please look at me when you speak.
When I was still working, I used the email system. No phones.
Made my customers aware, if they needed to contact me they must use email.
I did have one customer who just didn’t want to, or kept forgetting.
He called my boss to complain. The first thing my boss asked was, did you call her or email. When he realized, he never complained again.
There will always be instances where people will not want to deal with you, I have had my share, but all in all, I feel most are truly accommodating.