If you don't have a TTY just tell them that. You can go on line and use a Ip Relay service,
http://www.relaycall.com/national/relay.html Make sure you have Java downloaded it would only work if you have Java. Unfortunately, hearing aids are not typically covered, But U.S. program of the Hearing Foundation, provides hearing aids to adults and children who are legal residents of the US... The number is 1-800-648-4327, by fax at 952-828-6946 or by mail at 6700 Washington Avenue S, Eden Prairie, MN 55344. But that phone number is voice not TTY. Or State Vocational Rehabilitation Programs. Here's the link to find one in your hometown....
http://www.parac.org/svrp.html
All-State covered personal items in your home such as furitures, jeweries, TTY and other stuff call them and ask them what coverage that would cost for you.