Southern Illinois Chapter of Credit Unions
- Implements and supports the policies and objectives of the Illinois Credit Union System and CUNA Inc.
- http://www.iculeague.org/League_Chapters/Southern/default.html

Peoples National Bank
- Community bank offering online account access, banking and investment services. Locations throughout the region.
- http://www.peoplesnationalbank.com/

Community National Bank
- Offers details on its online banking services, deposit and loan products, rates, and contact form. Features branch offices and ATMs in Galatia, Metropolis, Thompsonville, Mounds, Harrisburg, Shawneetown, and Benton.
- http://www.combankinc.com/

First National Bank in Olney
- Community banking and financial services with three locations and six automatic teller machines in Olney, and one each in Noble, Ingraham, Oblong, and Robinson.
- http://www.fnbolney.com/