Find the last 4 digits (ZIP+4) for an address in 51242

ZIP 51242, Lester, IA is filled in. Just type the street address.

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ZIP Code 51242 – Lester, IA

Lester, Iowa · Lyon County · Central time

ZIP code51242
CityLester
StateIowa
CountyLyon County
Population379
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area5.45 sq mi
Center (lat, long)43.4323, -96.3381

Area codes in this area

712

These are the area codes that most often serve ZIP 51242 (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

51230 Alvord · 5.3 mi51241 Larchwood · 6.3 mi56138 Hills · 7.5 mi56173 Steen · 8 mi51246 Rock Rapids · 8.7 mi51240 Inwood · 10.4 mi51235 Doon · 11.3 mi57068 Valley Springs · 12.6 mi

About ZIP 51242

ZIP code 51242 is assigned to Lester, Iowa. It lies in Lyon County. Its Census area covers about 5.45 square miles of land. The closest neighboring ZIP is 51230 (Alvord), about 5.3 miles away.

Every address in 51242 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