Home > Locations > St. Charles Hometown Hearing & Audiology - St. Charles Location Address: 501 First Capitol Drive #8, St. Charles, MO 63301 Directions: Click Here Located on the south side of First Capitol Drive (close to the southwest corner of First Capitol Drive and S. 5th Street). PARKING: On the north side of building. ENTRANCE DOOR: Door faces north at the far right of building. Location Provider(s): Pamela Mosher (MS, CCC-A)