Find the last 4 digits (ZIP+4) for an address in 50129

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ZIP Code 50129 – Jefferson, IA

Jefferson, Iowa · Greene County · Central time

ZIP code50129
CityJefferson
StateIowa
CountyGreene CountyGuthrie County
Population5,014
Time zoneCentral · local time
ZIP typeStandard (has a Census ZCTA area)
Land area165.35 sq mi
Center (lat, long)42.0133, -94.3767

Area codes in this area

515

These are the area codes that most often serve ZIP 50129 (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

50059 Cooper · 1.9 mi50107 Grand Junction · 8.2 mi51462 Scranton · 9.2 mi50235 Rippey · 9.6 mi50064 Dana · 10.1 mi50026 Bagley · 11.3 mi50128 Jamaica · 11.6 mi50050 Churdan · 12 mi

About ZIP 50129

ZIP code 50129 is assigned to Jefferson, Iowa. It crosses 2 counties; most of its land is in Greene County. Its Census area covers about 165.35 square miles of land. The closest neighboring ZIP is 50059 (Cooper), about 1.9 miles away.

Every address in 50129 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