Taxes in Portage, IndianaList of Companies in Taxes category in the city of Portage, Indiana.Share this page: H&r Block Portage, Taxes; 6087 W Us-6, Portage, IN, 46368-5046; (219) 364-1453Sullivan Harold P CPA PC Portage, Taxes; 6356 Central Ave, Portage, IN, 46368-3802; (219) 763-17111