| Post Office | New Brunswick |
| Division | Middlesex |
| Pincode | 8901 |
| Post Office | Piscataway |
| Division | Middlesex |
| Pincode | 8854 |
| Post Office | Perth Amboy |
| Division | Middlesex |
| Pincode | 8861 |
| Post Office | Monroe Township |
| Division | Middlesex |
| Pincode | 8831 |
| Post Office | East Brunswick |
| Division | Middlesex |
| Pincode | 8816 |
| Post Office | Edison |
| Division | Middlesex |
| Pincode | 8817 |
| Post Office | North Brunswick |
| Division | Middlesex |
| Pincode | 8902 |
| Post Office | Old Bridge |
| Division | Middlesex |
| Pincode | 8857 |
| Post Office | Edison |
| Division | Middlesex |
| Pincode | 8820 |
34 City in Middlesex | List of Zip Codes Location In New Jersey and Your selected County Middlesex