| Business | Phone |
| First Lutheran Church 841 Lakeview St, Lake Lillian 56253 | (320) 664-4200 |
| Grace Lutheran Church 61 Park Ave W, Lake Lillian 56253 | (320) 664-4545 |
| Lake Lillian Lutheran Parish 61 Park Ave, Lake Lillian 56253 | (320) 664-7008 |
| St Thomas More Catholic Church Lake Lillian 56253 | (320) 664-4810 |