ZIP Code 52309
Monmouth · Jackson, Iowa
52309 is the ZIP code of Monmouth in Jackson, Iowa, United States.
- ZIP Code
- 52309
- County
- Jackson
- State
- Iowa
- Country
- United States
Place with ZIP code 52309
| Place | County | Location |
|---|---|---|
| Monmouth | Jackson | 42.077, -90.879 |
Nearby ZIP codes
Frequently asked questions
Which places use ZIP code 52309?
Monmouth.
Which county and state is 52309 in?
Jackson, 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.