City of Hiram Business Online Directory! We invite you to explore our Hiram Business’ online . The directory lists businesses that operate in the city. On the Home page, click on the Online Services Button to the right and then enter the Community Directory. You can search by category or by business name. Please choose from the category drop down or type in the business name you are searching for. To see all businesses, choose the “All Categories” dropdown and click on the search button.