Directory of Services Search Are you looking for local, national or international educational programs, private practices, or businesses that cater to your family or individual needs? Then start your search here. Select the state. If you are interested in placing your own program, practice, or business in AG Bell's Directory of Services, then please contact us at 202-337-5220, or by e-mail at email@example.com. For more information about Directory of Services listing and other advertising opportunities, please review the AG Bell media kit. Can't find the organization you are searching for? Try using the percent sign (%) to assist with your search. Example: To find an organization name that contains "hearing", enter %hearing in the Organization Name field. Then click Search.