| Post Office | Irvington |
| Division | Essex |
| Pincode | 7111 |
| Post Office | Newark |
| Division | Essex |
| Pincode | 7105 |
| Post Office | Newark |
| Division | Essex |
| Pincode | 7104 |
| Post Office | Bloomfield |
| Division | Essex |
| Pincode | 7003 |
| Post Office | West Orange |
| Division | Essex |
| Pincode | 7052 |
| Post Office | Newark |
| Division | Essex |
| Pincode | 7107 |
| Post Office | Belleville |
| Division | Essex |
| Pincode | 7109 |
| Post Office | East Orange |
| Division | Essex |
| Pincode | 7017 |
| Post Office | Newark |
| Division | Essex |
| Pincode | 7106 |
21 City in Essex | List of Zip Codes Location In New Jersey and Your selected County Essex