Most people who repair credit in the zip code 48450 buy their property in the same city of Lexington, because the county of Sanilac and the city of Lexington offer many benefits for first time home buyers and the best thing is that in zip code 48450, it has a reliable credit repair and financial education company which will help you meet all your credit goals; Lexington residents have the ease of having a credit repair company with reliable and personalized service.