| Business | Phone |
| Central Bank 600 Lake Ave, Storm Lake 50588 | (712) 732-2190 |
| Meta Bank 121 E 5th St, Storm Lake 50588 | (712) 732-4117 |
| First National Co 527 Lake Ave, Storm Lake 50588 | (712) 732-5440 |
| Storm Lake Security Bancorp 601 Lake Ave, Storm Lake 50588 | (712) 732-3022 |