Keystone, IA ZIP Code
ZIP code, county, time zone and coordinates of Keystone, Iowa
The ZIP code of Keystone, IA is 52249. It is in Benton County.
Mailing address format for Keystone
John Smith 123 Main St KEYSTONE IA 52249 USA
USPS prefers capital letters without punctuation. Check the exact ZIP+4 for a street address on the USPS website.
All ZIP codes in Keystone
| ZIP code | Population | Area | |
|---|---|---|---|
| 52249 | — | 49.9 sq mi | Main |
ZIP Code Tabulation Areas (ZCTA), U.S. Census Bureau. A ZCTA can cover parts of more than one town.
Where is Keystone? Location, county and time zone
- State
- Iowa
- County
- Benton County
- GPS coordinates
- 41.99948, -92.19819
- Elevation
- 883 ft (269 m)
- Time zone
- America/ChicagoCST · UTC-06:00
- Population
- 599
Map of Keystone, IA 52249
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Keystone Street View
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Keystone ZIP code: FAQ
What is the ZIP code for Keystone, IA?
The main ZIP code for Keystone, IA is 52249.
How many ZIP codes does Keystone have?
Keystone has 1 ZIP code.
What county is Keystone, IA in?
Keystone is in Benton County, Iowa.
What time zone is Keystone in?
Keystone is in the America/Chicago time zone (CST, UTC-06:00 right now).
What are the coordinates of Keystone?
Latitude 41.99948, longitude -92.19819.
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