51009 postal code
United StatesUpdated 2026-11-09Calumet, IowaO'Brien5 digits
Postal code details
1 placeCode
51009
Place
Calumet
Region
Iowa
County
O'Brien
Coordinates
42.9444, -95.5515
Accuracy
4 / 6
Country
United States
Location
OpenStreetMap ↗



42.9444, -95.5515© OpenStreetMap
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Places under this code
1| Place | Region | County | Coordinates |
|---|---|---|---|
| Calumet | Iowa | O'Brien | 42.9444, -95.5515 |
Same code in other countries
6| Country | Place | Region |
|---|---|---|
| EE Estonia | Tartu | Tartu maakond |
| FR France | Châlons-en-Champagne | Grand Est |
| KR South Korea | 김해시 | 경상남도 |
| MX Mexico | Barrio de Santiago | México |
| PL Poland | Wrocław | Lower Silesia |
| UA Ukraine | Івано-Ярізовка (Бабайківська сільська рада) | Dnipropetrovska |
FAQ
Which city is 51009 in?
Calumet, Iowa, United States.
What are the coordinates of 51009?
42.9444, -95.5515
Is 51009 used in other countries?
Yes, 6 other countries.
Updated 2026-11-09. Attribution in Data & license.