ZIP Code 68421

68421 is one of Nebraska's ZIP codes, delivering to addresses in Peru, Nemaha County.

City: Peru
County: Nemaha County
State: Nebraska
Prefix: 684xx

Where this code sits

68421 is part of the 684xx range, the group of codes handled by one mail processing centre. It is the only ZIP code delivering to Peru.

Peru Nebraska ZIP codes →

Area codes over the same ground

Postal and telephone geography are drawn separately, so these codes cover the area 68421 delivers to without sharing its boundary.

ZIP codes nearest 68421

The ZIP codes whose reference points sit closest to 68421.
ZIP code	Distance	Delivers to
ZIP code 68321	5.7 mi	Brownville, NE
ZIP code 64496	5.9 mi	Watson, MO
ZIP code 68379	7.8 mi	Julian, NE
ZIP code 68305	9.3 mi	Auburn, NE
ZIP code 68414	11 mi	Nemaha, NE
ZIP code 51640	11 mi	Hamburg, IA
ZIP code 64482	11 mi	Rock Port, MO
ZIP code 68320	13 mi	Brock, 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 68421, plotted from its record coordinates.

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

Scope ZIP code 68421. 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.