To enter the tellculvers survey online, visit the official website at tellculvers.com survey. Youll need a valid receipt from a recent Culvers visit, which contains a 18-digit survey code. Enter the code in the required field and click Start. Answer all the questions honestly based on your dining experience, including food quality, service, and cleanliness. Once completed, you may receive a validation code for a reward, such as a discount or free item on your next visit. Make sure to write down the code on your receipt and bring it with you. The process is quick and easy to complete.