| Name | Deductibility Code |
| Amo Cemetery Association | 6 |
| Business Arts and Recreation Center Inc. | -- |
| Busy Bee Nursery | -- |
| Cottonwood County Developmental Achievement Center Inc. | -- |
| Cottonwood County Historical Society Inc. | -- |
| Friends of the Windom Library | -- |
| Friends of Windom Wetland District Inc. | -- |
| North Heron Lake Game Producers Association Inc. | -- |
| Prairie Wind Folk & Bluegrass Association Inc. | -- |
| Reinbows Inc. of Windom Minnesota | -- |
| Shalom Hill Farm Inc. | -- |
| Trinity Singers Incorporated | -- |
| Windom Area Hospital Foundation Inc. | -- |
| Windom Cemetery Association | 6 |
| Windom Community Booster Club | -- |
| Windom Concert Association | -- |
| Windom Education & Collaborative Center | -- |
| Windom Figure Skating Club | -- |
| Windom United Drive | -- |
| Windom Youth Hockey Assn Inc. | -- |
| Zeds Volleyball Inc. | -- |