ZIP Code 52231
Harper · Keokuk, Iowa
52231 is the ZIP code of Harper in Keokuk, Iowa, United States.
- ZIP Code
- 52231
- County
- Keokuk
- State
- Iowa
- Country
- United States
Place with ZIP code 52231
| Place | County | Location |
|---|---|---|
| Harper | Keokuk | 41.373, -92.039 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 52231?
Harper.
Which county and state is 52231 in?
Keokuk, Iowa, United States.
Source: GeoNames postal codes (CC BY 4.0), geonames.org, retrieved 2026-10-22. Place coordinates are approximate. Check with the national postal service before sending anything valuable.