ZIP Code 50839

50839 is one of Iowa's ZIP codes, delivering to addresses in Carbon, Adams County.

City: Carbon
County: Adams County
State: Iowa
Prefix: 508xx

Where this code sits

50839 is part of the 508xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Carbon.

Carbon Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50839 delivers to without sharing its boundary.

ZIP codes nearest 50839

The ZIP codes whose reference points sit closest to 50839.
ZIP code	Distance	Delivers to
ZIP code 50841	6.2 mi	Corning, IA
ZIP code 50857	7.0 mi	Nodaway, IA
ZIP code 50847	11 mi	Grant, IA
ZIP code 50864	11 mi	Villisca, IA
ZIP code 50859	12 mi	Prescott, IA
ZIP code 50853	14 mi	Massena, IA
ZIP code 51573	15 mi	Stanton, IA
ZIP code 50843	15 mi	Cumberland, 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 50839, plotted from its record coordinates.

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

Scope ZIP code 50839. 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.