Find the last 4 digits (ZIP+4) for an address in 51009

ZIP 51009, Calumet, IA is filled in. Just type the street address.

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ZIP Code 51009 – Calumet, IA

Calumet, Iowa · O'Brien County · Central time

ZIP code51009
CityCalumet
StateIowa
CountyO'Brien County
Population113
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area0.27 sq mi
Center (lat, long)42.9450, -95.5514

Area codes in this area

712

These are the area codes that most often serve ZIP 51009 (including overlays). The exact area code depends on the phone number — landlines, mobiles and overlays can differ even on the same street.

Map

Nearby ZIP codes

51029 Larrabee · 4.1 mi51058 Sutherland · 4.8 mi51046 Paullina · 6.5 mi51047 Peterson · 9.2 mi51037 Meriden · 9.4 mi51245 Primghar · 9.5 mi51014 Cleghorn · 13.4 mi51012 Cherokee · 13.8 mi

About ZIP 51009

ZIP code 51009 is assigned to Calumet, Iowa. It lies in O'Brien County. Its Census area covers about 0.27 square miles of land. The closest neighboring ZIP is 51029 (Larrabee), about 4.1 miles away.

Every address in 51009 also has a 4-digit add-on code (ZIP+4) that points to a smaller delivery area. Use the box above to find it.

Sources: US Census Bureau (ZCTA, county relationship files), GeoNames (CC BY 4.0), NANPA via NumberResearch.org (CC BY 4.0). Map © OpenStreetMap contributors. ZIP areas are approximate. Population: U.S. Census Bureau, ACS 5-year estimates, 2024 (ZCTA). Data sources