First State Bank Mortgage, a division of First State Bank of St. Charles, MO, is a full service mortgage lender with an experienced staff offering expertise in every area of mortgage lending from purchase to refinance to construction lending. Since 1867, we have built a strong reputation as a trusted, established local mortgage lender, serving the lending needs of real estate professionals, builders and individual homebuyers in the communities we serve. In addition to competitive rates, we offer in-house processing, underwriting and closing.