| Business | Phone |
| Immanuel Lutheran Church 130th St, Charter Oak 51439 | (712) 679-2495 |
| St Boniface Catholic Church 412 Cedar Ave, Charter Oak 51439 | (712) 678-3688 |
| St Johns Lutheran Church 104 Birch Ave, Charter Oak 51439 | (712) 678-3312 |
| St Pauls Lutheran Church 1743 G Ave, Charter Oak 51439 | (712) 679-2448 |
| Triple Parish Ofc 1639 180th St, Charter Oak 51439 | (712) 679-2701 |
| United Methodist Church 124 Cedar Ave, Charter Oak 51439 | (712) 678-3615 |