| Business | Phone |
| Blencoe State Bank 21947 Highway 175, Onawa 51040 | (712) 423-2232 |
| First Federal Bank 921 Iowa Ave, Onawa 51040 | (712) 423-1105 |
| Iowa Nebraska State Bank 902 10th St, Onawa 51040 | (712) 423-1060 |
| Us Bank 1030 10th St, Onawa 51040 | (712) 423-2121 |