ZIP Code 50278

50278 is one of Iowa's ZIP codes, delivering to addresses in Zearing, Story County.

City: Zearing
County: Story County
State: Iowa
Prefix: 502xx

Where this code sits

50278 is part of the 502xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Zearing.

Zearing Iowa ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 50278 delivers to without sharing its boundary.

ZIP codes nearest 50278

The ZIP codes whose reference points sit closest to 50278.
ZIP code	Distance	Delivers to
ZIP code 50154	5.5 mi	Mc Callsburg, IA
ZIP code 50239	5.7 mi	Saint Anthony, IA
ZIP code 50051	7.7 mi	Clemons, IA
ZIP code 50102	8.2 mi	Garden City, IA
ZIP code 50056	9.7 mi	Colo, IA
ZIP code 50206	10 mi	New Providence, IA
ZIP code 50122	10 mi	Hubbard, IA
ZIP code 50236	11 mi	Roland, 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 50278, plotted from its record coordinates.

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

Scope ZIP code 50278. 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.