Arsenal Credit Union
- 3780 Vogel Rd Arnold, MO 63010
- Locations – 6
We serve the greater St. Louis metro area, helping people and small businesses in both Missouri and Illinois with their financial needs. If you live or work in - or have a small business located in - any of the following, you can borrow from and save with us: St. Louis County, St. Louis City and Jefferson County (MO); in Illinois - St. Clair County, Madison County, Monroe County and Randolph County. Another way you can qualify for membership is if a family member lives or works in one of these areas and has an account with us.