| Business | Phone |
| North Plainfield Adult Comm 12 Harrison Ave, North Plainfield 7060 | (908) 769-6100 |
| North Plainfield Board-Edctn 33 Mountain Ave, North Plainfield 7060 | (908) 769-6000 |
| North Plainfield High School 34 Wilson Ave, North Plainfield 7060 | (908) 769-6000 |
| North Plainfield School Dist 33 Mountain Ave, North Plainfield 7060 | (908) 769-6060 |