Killingworth, CT
ZIP Codes in Killingworth, Connecticut
January 12, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 06419 | 6,216 | 41.3744, -72.5783 |
Killingworth has 1 ZIP code
ZIP Codes in Killingworth, Connecticut
January 12, 2026
| ZIP Code | Population | Coordinates |
|---|---|---|
| 06419 | 6,216 | 41.3744, -72.5783 |