ZIP Code 68731

68731 is one of Nebraska's ZIP codes, delivering to addresses in Dakota City, Dakota County.

City: Dakota City
County: Dakota County
State: Nebraska
Prefix: 687xx

Where this code sits

68731 is part of the 687xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Dakota City.

Dakota City Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68731 delivers to without sharing its boundary.

ZIP codes nearest 68731

The ZIP codes whose reference points sit closest to 68731.
ZIP code	Distance	Delivers to
ZIP code 68030	3.4 mi	Homer, NE
ZIP code 51111	4.6 mi	Sioux City, IA
ZIP code 51054	5.3 mi	Sergeant Bluff, IA
ZIP code 68776	6.1 mi	South Sioux City, NE
ZIP code 51102	7.0 mi	Sioux City, IA
ZIP code 68741	7.8 mi	Hubbard, NE
ZIP code 51106	7.9 mi	Sioux City, IA
ZIP code 68743	7.9 mi	Jackson, 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 68731, plotted from its record coordinates.

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

Scope ZIP code 68731. 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.