ZIP Code 68320

68320 is one of Nebraska's ZIP codes, delivering to addresses in Brock, Nemaha County.

City: Brock
County: Nemaha County
State: Nebraska
Prefix: 683xx

Where this code sits

68320 is part of the 683xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Brock.

Brock Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68320 delivers to without sharing its boundary.

ZIP codes nearest 68320

The ZIP codes whose reference points sit closest to 68320.
ZIP code	Distance	Delivers to
ZIP code 68378	5.2 mi	Johnson, NE
ZIP code 68448	5.9 mi	Talmage, NE
ZIP code 68379	6.6 mi	Julian, NE
ZIP code 68382	8.6 mi	Lorton, NE
ZIP code 68329	9.2 mi	Cook, NE
ZIP code 68305	9.5 mi	Auburn, NE
ZIP code 68346	13 mi	Dunbar, NE
ZIP code 68421	13 mi	Peru, 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 68320, plotted from its record coordinates.

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

Scope ZIP code 68320. 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.