| 911 Emergency | | 911 |
| Cablevision | | |
| East Islip Fire Department | | |
| Islip Town Hall General Information | | |
| Keyspan Hotline gas information | | |
| LIPA for electric service information | | |
| Motor Vehicle Department | | |
| Newsday Delivery Service | | |
| Social Security Administration | | |
| Southwest Sewer District | | |
| Verizon phone service | | |
