06423 postal code
United StatesUpdated 2026-11-09East Haddam, ConnecticutLower Connecticut River Valley5 digits
Postal code details
1 placeCode
06423
Place
East Haddam
Region
Connecticut
County
Lower Connecticut River Valley
Coordinates
41.4696, -72.4059
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
41.4696, -72.4059© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| East Haddam | Connecticut | Lower Connecticut River Valley | 41.4696, -72.4059 |
Same code in other countries
0This code only appears in this country.
FAQ
Which city is 06423 in?
East Haddam, Connecticut, United States.
What are the coordinates of 06423?
41.4696, -72.4059
Is 06423 used in other countries?
No.
Updated 2026-11-09. Attribution in Data & license.