Kansas City SSN Traces - Version 4.0.90 Kansas City social security number search - Access Kansas City SSN verification database now! It's a SSN verification tool and verifies any social security number you enter. It will check the SNN for possible death records and will provide the state that assighned the number and return the results to you instantly. Find people and get details needed for deeper background checks. Kansas City SSN verification database is at your service.