| Business | Phone |
| Millstone Township Finance Dep 215 Millstone Rd, Perrineville 8535 | (732) 446-3712 |
| Millstone Twp Adjustments Brd 215 Millstone Rd, Perrineville 8535 | (732) 446-1936 |
| Millstone Twp Clerk 215 Millstone Rd, Perrineville 8535 | (732) 462-4770 |
| Millstone Twp Meeting Hall 215 Millstone Rd, Perrineville 8535 | (732) 446-4249 |