Find the last 4 digits (ZIP+4) for an address in 51201

ZIP 51201, Sheldon, IA is filled in. Just type the street address.

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ZIP Code 51201 – Sheldon, IA

Sheldon, Iowa · Sioux County · Central time

ZIP code51201
CitySheldon
StateIowa
CountySioux CountyO'Brien CountyLyon County
Population6,430
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area115.66 sq mi
Center (lat, long)43.1824, -95.8656

Area codes in this area

712

These are the area codes that most often serve ZIP 51201 (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

51244 Matlock · 5.5 mi51238 Hospers · 7.6 mi51234 Boyden · 7.8 mi51231 Archer · 8.2 mi51232 Ashton · 8.3 mi51248 Sanborn · 10.5 mi51237 George · 12.6 mi51022 Granville · 14.1 mi

About ZIP 51201

ZIP code 51201 is assigned to Sheldon, Iowa. It crosses 3 counties; most of its land is in Sioux County. Its Census area covers about 115.66 square miles of land. The closest neighboring ZIP is 51244 (Matlock), about 5.5 miles away.

Every address in 51201 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