ZIP Code 68455

68455 is one of Nebraska's ZIP codes, delivering to addresses in Union, Cass County.

City: Union
County: Cass County
State: Nebraska
Prefix: 684xx

Where this code sits

68455 is part of the 684xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Union.

Union Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68455 delivers to without sharing its boundary.

ZIP codes nearest 68455

The ZIP codes whose reference points sit closest to 68455.
ZIP code	Distance	Delivers to
ZIP code 68413	4.7 mi	Nehawka, NE
ZIP code 68409	6.7 mi	Murray, NE
ZIP code 51654	7.6 mi	Thurman, IA
ZIP code 51648	7.6 mi	Percival, IA
ZIP code 68307	10 mi	Avoca, NE
ZIP code 68410	11 mi	Nebraska City, NE
ZIP code 68048	12 mi	Plattsmouth, NE
ZIP code 68346	13 mi	Dunbar, NE

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 68455, plotted from its record coordinates.

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

Scope ZIP code 68455. 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.