94531 postal code
United StatesUpdated 2026-11-09Antioch, CaliforniaContra Costa5 digits
Postal code details
1 placeCode
94531
Place
Antioch
Region
California
County
Contra Costa
Coordinates
37.9658, -121.7758
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗
37.9658, -121.7758© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Antioch | California | Contra Costa | 37.9658, -121.7758 |
Same code in other countries
3| Country | Place | Region |
|---|---|---|
| EE Estonia | Ardla | Saare maakond |
| FR France | Thiais | Île-de-France |
| SE Sweden | Norrfjärden | Norrbotten |
FAQ
Which city is 94531 in?
Antioch, California, United States.
What are the coordinates of 94531?
37.9658, -121.7758
Is 94531 used in other countries?
Yes, 3 other countries.
Updated 2026-11-09. Attribution in Data & license.