| Postal Service | West Haven |
| Division | New Haven |
| Post code | 6516 |
| Postal Service | New Haven |
| Division | New Haven |
| Post code | 6511 |
| Postal Service | Wallingford |
| Division | New Haven |
| Post code | 6492 |
| Postal Service | New Haven |
| Division | New Haven |
| Post code | 6513 |
| Postal Service | Milford |
| Division | New Haven |
| Post code | 6460 |
| Postal Service | Meriden |
| Division | New Haven |
| Post code | 6450 |
| Postal Service | Naugatuck |
| Division | New Haven |
| Post code | 6770 |
| Postal Service | Waterbury |
| Division | New Haven |
| Post code | 6708 |
| Postal Service | Cheshire |
| Division | New Haven |
| Post code | 6410 |
| Postal Service | East Haven |
| Division | New Haven |
| Post code | 6512 |
29 City in New Haven | List of Zip Codes Location In Connecticut and Your selected County New Haven