Post office locations in 06423
| Post Office | Address | Phone | Hours |
| EAST HADDAM | 34 MAIN ST EAST HADDAM, CT 06423 - 9998 | 860-873-8521 | Mon-Fri 9:00am - 4:00pm Sat 9:00am - 12:00pm Sun Closed |
| Post Office | Address | Phone | Hours |
| EAST HADDAM | 34 MAIN ST EAST HADDAM, CT 06423 - 9998 | 860-873-8521 | Mon-Fri 9:00am - 4:00pm Sat 9:00am - 12:00pm Sun Closed |