Home › Top 4 Dental Services in Waterloo, Illinois Find best Dental Services in Waterloo, Illinois, with all necessary contact information, including addresses, phone numbers, working hours, map locations, and website links. Eric Berla DMD US, Waterloo, IL 62298303 E 4th St Hentscher-Johnson Orthodontics US, Waterloo, IL 62298200 E Mill St SmilesRForever Dentistry US, Waterloo, IL 62298226 Westview Plaza Dr Beard & Holmen, Ltd. US, Waterloo, IL 62298208 Bradford Ln