Find the last 4 digits (ZIP+4) for an address in 51055

ZIP 51055, Sloan, IA is filled in. Just type the street address.

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ZIP Code 51055 – Sloan, IA

Sloan, Iowa · Woodbury County · Central time

ZIP code51055
CitySloan
StateIowa
CountyWoodbury CountyMonona County
Population1,346
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area62.76 sq mi
Center (lat, long)42.2082, -96.2603

Area codes in this area

712

These are the area codes that most often serve ZIP 51055 (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

51063 Whiting · 6.3 mi51052 Salix · 6.9 mi68039 Macy · 7.7 mi51026 Hornick · 10.3 mi68071 Winnebago · 11.2 mi51102 Sioux City · 11.4 mi68067 Walthill · 12.2 mi51054 Sergeant Bluff · 12.5 mi

About ZIP 51055

ZIP code 51055 is assigned to Sloan, Iowa. It crosses 2 counties; most of its land is in Woodbury County. Its Census area covers about 62.76 square miles of land. The closest neighboring ZIP is 51063 (Whiting), about 6.3 miles away.

Every address in 51055 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