| Name | Deductibility Code |
| Agape Ministries | -- |
| Agriculture Awareness and Literacy Foundation | -- |
| Ariel Dear Foundation | -- |
| Atwater Caring About Kids Community Council | -- |
| Atwater Christian Life Center | -- |
| Atwater Educational Enrichment Foundation | -- |
| Atwater Historical Society Inc. | -- |
| Atwater Little League Inc. | -- |
| Atwater Pentecost Club | -- |
| Atwater Police Activities League | -- |
| Atwater Police Chaplains Association | -- |
| Atwater Truevine District | -- |
| Atwater Youth Baseball Inc. | -- |
| Atwater Youth Soccer League | -- |
| Betancourt Childrens Center Inc. | -- |
| Bread of Life Christian Fellowship | -- |
| Buhach Colony Aquatic Boosters | -- |
| Buhach Colony High School Music Boosters | -- |
| California Natural Resource Foundation | -- |
| Castle Air Museum Foundation Incorporated | -- |
| Castle Challenger Learning Center Foundation | -- |
| Castle Family Health Centers Inc. | -- |
| Central Valley Institute for Civic Engagement | -- |
| Christian Spirit Allstars Inc. | -- |
| Church of Christ Atwater | -- |
| Church of Christ of Livingston | -- |
| Community-Social Model Advocates Inc. | -- |
| Dbmac Cares Inc. | -- |
| Falcon Band Boosters Club Inc. Atwater High School | -- |
| Kings View Apartments Inc. | -- |
| Kings View-Cabrini Center Inc. | -- |
| Mc swain Soccer League | -- |
| McSwain Education Foundation | -- |
| Merced County Health Care Consortium | -- |
| Mount Olive Missionary Baptist Church of Atwater Inc. | -- |
| New Life Community Church | -- |
| Peter Gallo Memorial Foundation | 4 |
| Thunder Youth Football | -- |
| Tree Partners Foundation | -- |
| Truth for Youth | -- |
| Worldwide Technical Training Center Inc. | 4 |