| Name | Deductibility Code |
| Adoptions and Family Support Network Inc. | -- |
| Allen J Warren Elementary School P T O | -- |
| Association for Christian Instruction | -- |
| Becoming We the People | -- |
| Company of Folk | -- |
| Cyrus Johnson Foundation | 4 |
| District 1 Al-Anon Information Service | -- |
| Down Syndrome Association of Northwest Indiana Inc. | -- |
| Fair Haven Center for Women | -- |
| Faith Ministries Worldwide Inc. | -- |
| Fal-Highland Inc. | -- |
| First Church of Christ of Highland | -- |
| Franklin D Van Til Charitable Foundation | 4 |
| Freedom Bound Jail Ministry Inc. | -- |
| Girls on the Run of Lake County Inc. | -- |
| Glenn D Peters Trust P-1588 | 4 |
| Griffith Ready Elementary School Building Corp | 6 |
| Hearts in Motion Inc. | -- |
| Hegewisch Baptist Church Ltd. | -- |
| Highland Bldg Skills Inc. | -- |
| Highland Church of Christ | -- |
| Highland Soccer Club Inc. | -- |
| Highland Swim Club Inc. | -- |
| Indiana High Speed Rail Association Inc. | -- |
| Indiana Sailing Association Inc. | -- |
| Lake County Right to Life Education Fund | -- |
| Lyrical Flutes | -- |
| Mildred Merkley Parent Teacher Council | -- |
| Nicholas E Leep & Hilda Leep Foundation Inc. | 4 |
| Northwest Indiana Bible Students | -- |
| Northwest Indiana Familes for Effective Autism Treatment Inc. | -- |
| Northwest Indiana Youth Chorus | -- |
| Partners in Contracting Corporation | -- |
| Perpetual Care Fund Trust for Concordia Cemetery | 6 |
| Prevent Child Abuse Lake County Inc. | -- |
| Respite Care Services Inc. | -- |
| Salvation Decision Company | -- |
| Second Virginia Regiment of the Continental Line | -- |
| Servant Partners in Christian Education Incorporated | -- |
| Set Time Ministries Inc. | -- |
| Southridge Parent Teacher Organization | -- |
| St. James Family Help Service Inc. | 4 |
| Strays in the Garden Inc. | -- |
| Styliades Hellenic Orthodox Foundation Inc. | 4 |
| Treasured Friends Inc. | -- |
| Truth Temple of the Image & Likeness Inc. | -- |
| We Care From the Heart Incorporation | -- |