| Business | Phone |
| American Trust & Savings Bank 1321 119th St, Whiting 46394 | (219) 659-0850 |
| American Trust & Savings Bank 1349 Calumet Ave, Whiting 46394 | (219) 473-5535 |
| Bank One 1449 119th St, Whiting 46394 | (219) 659-7720 |
| Centier Bank 1500 119th St, Whiting 46394 | (219) 659-0043 |
| Centier Bank 1836 Calumet Ave, Whiting 46394 | (219) 473-4402 |
| Liberty Savings Assn 1900 Indianapolis Blvd, Whiting 46394 | (219) 659-6700 |
| Mercantile National Bank Of In 1844 Indianapolis Blvd, Whiting 46394 | (219) 659-1211 |