| Business | Phone |
| Lyceum Medical Education 202 Carnegie Ctr, Princeton 8540 | (609) 987-1033 |
| New Jersey Educational 103 College Rd E, Princeton 8540 | (609) 720-0237 |
| Thomson Prometric 664 Rosedale Rd, Princeton 8540 | (609) 720-6500 |
| Edu Neering Inc 100 Campus Dr, Princeton 8540 | (609) 627-5300 |
| Educational Services Group 15 Roszel Rd, Princeton 8540 | (609) 452-2209 |