East Haddam, CT
ZIP Codes in East Haddam, Connecticut
February 6, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 06423 | 4,887 | 41.4566, -72.3914 |
East Haddam has 1 ZIP code
ZIP Codes in East Haddam, Connecticut
February 6, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 06423 | 4,887 | 41.4566, -72.3914 |