ZIP Code 50621

50621 is one of Iowa's ZIP codes, delivering to addresses in Conrad, Grundy County.

City: Conrad
County: Grundy County
State: Iowa
Prefix: 506xx

Where this code sits

50621 is part of the 506xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Conrad.

Conrad Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50621 delivers to without sharing its boundary.

641 Area code 641

ZIP codes nearest 50621

The ZIP codes whose reference points sit closest to 50621.
ZIP code	Distance	Delivers to
ZIP code 50609	3.6 mi	Beaman, IA
ZIP code 50148	6.0 mi	Liscomb, IA
ZIP code 50269	7.4 mi	Whitten, IA
ZIP code 50258	8.8 mi	Union, IA
ZIP code 50635	9.7 mi	Gladbrook, IA
ZIP code 50005	9.8 mi	Albion, IA
ZIP code 50652	10 mi	Lincoln, IA
ZIP code 50638	11 mi	Grundy Center, 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 50621, plotted from its record coordinates.

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

Scope ZIP code 50621. 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.