| Business | Phone |
| Archives & Records Adm 250 Veterans Hwy, Hauppauge 11788 | (631) 952-6864 |
| Office Of General Svc 250 Veterans Hwy, Hauppauge 11788 | (631) 952-6700 |
| General Service-Bldg Supt 250 Veterans Hwy, Hauppauge 11788 | (631) 952-6222 |
| Human Rights Div 250 Veterans Hwy # 3a-15, Hauppauge 11788 | (631) 952-6434 |