ZIP Code 68023

68023 is one of Nebraska's ZIP codes, delivering to addresses in Fort Calhoun, Washington County.

City: Fort Calhoun
County: Washington County
State: Nebraska
Prefix: 680xx

Where this code sits

68023 is part of the 680xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Fort Calhoun.

Fort Calhoun Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68023 delivers to without sharing its boundary.

ZIP codes nearest 68023

The ZIP codes whose reference points sit closest to 68023.
ZIP code	Distance	Delivers to
ZIP code 68122	7.2 mi	Omaha, NE
ZIP code 68152	7.3 mi	Omaha, NE
ZIP code 68142	7.6 mi	Omaha, NE
ZIP code 51542	8.1 mi	Honey Creek, IA
ZIP code 68034	8.2 mi	Kennard, NE
ZIP code 68007	8.3 mi	Bennington, NE
ZIP code 68112	8.3 mi	Omaha, NE
ZIP code 68068	9.5 mi	Washington, 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 68023, plotted from its record coordinates.

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

Scope ZIP code 68023. 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.