ZIP Code 68304

68304 is one of Nebraska's ZIP codes, delivering to addresses in Alvo, Cass County.

City: Alvo
County: Cass County
State: Nebraska
Prefix: 683xx

Where this code sits

68304 is part of the 683xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Alvo.

Alvo Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68304 delivers to without sharing its boundary.

ZIP codes nearest 68304

The ZIP codes whose reference points sit closest to 68304.
ZIP code	Distance	Delivers to
ZIP code 68366	5.1 mi	Greenwood, NE
ZIP code 68347	5.8 mi	Eagle, NE
ZIP code 68407	6.4 mi	Murdock, NE
ZIP code 68462	6.6 mi	Waverly, NE
ZIP code 68349	7.1 mi	Elmwood, NE
ZIP code 68527	8.4 mi	Lincoln, NE
ZIP code 68461	9.9 mi	Walton, NE
ZIP code 68003	11 mi	Ashland, 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 68304, plotted from its record coordinates.

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

Scope ZIP code 68304. 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.