| Business | Phone |
| New Life Christian School 201 Whittier Ave, Dunellen 8812 | (732) 424-1205 |
| Dunellen Boro Board-Education High & Lehighamp;, Dunellen 8812 | (732) 968-3226 |
| Dunellen High School 400 First St, Dunellen 8812 | (732) 968-0885 |
| Dunellen Superintendent-Schls High & Lehigh Stamp;, Dunellen 8812 | (732) 968-3231 |
| John P Faber Elementary School Lehigh & High Stamp;, Dunellen 8812 | (732) 968-5311 |