| Business | Phone |
| Willow Lake Ev Lutheran Church 421 4th St, Willow Lake 57278 | (605) 625-3114 |
| Presbyterian Reformed Ch Po Box 257, Willow Lake 57278 | (605) 625-5602 |
| Good Hope Lutheran Church Po Box 197, Willow Lake 57278 | (605) 625-5578 |
| Mayfield Hutterian Brethren 18561 432nd Ave, Willow Lake 57278 | (605) 625-3333 |