ZIP Code 50129

50129 is one of Iowa's ZIP codes, delivering to addresses in Jefferson, Greene County.

City: Jefferson
County: Greene County
State: Iowa
Prefix: 501xx

Where this code sits

50129 is part of the 501xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Jefferson.

Jefferson Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50129 delivers to without sharing its boundary.

515 Area code 515

ZIP codes nearest 50129

The ZIP codes whose reference points sit closest to 50129.
ZIP code	Distance	Delivers to
ZIP code 50059	1.9 mi	Cooper, IA
ZIP code 50107	8.1 mi	Grand Junction, IA
ZIP code 51462	8.4 mi	Scranton, IA
ZIP code 50064	10 mi	Dana, IA
ZIP code 50235	11 mi	Rippey, IA
ZIP code 50050	12 mi	Churdan, IA
ZIP code 50128	12 mi	Jamaica, IA
ZIP code 50217	12 mi	Paton, IA

Straight-line distance between place reference points, not driving distance. Where a place has no Census Gazetteer point, its postal centroid is used instead.

Each point is the reference point for 50129, plotted from its record coordinates.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope ZIP code 50129. Source GeoNames US postal codes (2026-07 postal dump) and Census 2024 county Gazetteer (2024 Gazetteer). Updated 15 July 2026. A ZIP code is a set of delivery routes, not an area; the point shown is a record coordinate, not a centre.