Reverse Phone Number Search | Phone Directory by Area Code Reverse Lookup Phone Search for Android Caller information for 231-421-4196 Here's what we found for the phone number 231-421-4196. Based on the 231 area code, this is a phone number from Michigan. Caller Name: Eden Gregory MI User Feedback Website Visitor Scammer on dating site. Used name Thomas Swagger. Download our free reverse phone search app for Android to view all comments about this caller, or to submit your own.